18873040.000000000

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1051}}^1$

素因数の和:1094

約数の個数: 180

約数和(自身を含む): 711053112

約数和(自身を除く): 505036092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 121, 132, 135, 162, 165, 180, 198, 220, 242, 270, 297, 324, 330, 363, 396, 405, 484, 495, 540, 594, 605, 660, 726, 810, 891, 990, 1051, 1089, 1188, 1210, 1452, 1485, 1620, 1782, 1815, 1980, 2102, 2178, 2420, 2970, 3153, 3267, 3564, 3630, 4204, 4356, 4455, 5255, 5445, 5940, 6306, 6534, 7260, 8910, 9459, 9801, 10510, 10890, 11561, 12612, 13068, 15765, 16335, 17820, 18918, 19602, 21020, 21780, 23122, 28377, 31530, 32670, 34683, 37836, 39204, 46244, 47295, 49005, 56754, 57805, 63060, 65340, 69366, 85131, 94590, 98010, 104049, 113508, 115610, 127171, 138732, 141885, 170262, 173415, 189180, 196020, 208098, 231220, 254342, 283770, 312147, 340524, 346830, 381513, 416196, 425655, 508684, 520245, 567540, 624294, 635855, 693660, 763026, 851310, 936441, 1040490, 1144539, 1248588, 1271710, 1526052, 1560735, 1702620, 1872882, 1907565, 2080980, 2289078, 2543420, 3121470, 3433617, 3745764, 3815130, 4578156, 4682205, 5722695, 6242940, 6867234, 7630260, 9364410, 10300851, 11445390, 13734468, 17168085, 18728820, 20601702, 22890780, 34336170, 41203404, 51504255, 68672340, 103008510, 206017020]

約数ペア:

[(1, 206017020), (2, 103008510), (3, 68672340), (4, 51504255), (5, 41203404), (6, 34336170), (9, 22890780), (10, 20601702), (11, 18728820), (12, 17168085), (15, 13734468), (18, 11445390), (20, 10300851), (22, 9364410), (27, 7630260), (30, 6867234), (33, 6242940), (36, 5722695), (44, 4682205), (45, 4578156), (54, 3815130), (55, 3745764), (60, 3433617), (66, 3121470), (81, 2543420), (90, 2289078), (99, 2080980), (108, 1907565), (110, 1872882), (121, 1702620), (132, 1560735), (135, 1526052), (162, 1271710), (165, 1248588), (180, 1144539), (198, 1040490), (220, 936441), (242, 851310), (270, 763026), (297, 693660), (324, 635855), (330, 624294), (363, 567540), (396, 520245), (405, 508684), (484, 425655), (495, 416196), (540, 381513), (594, 346830), (605, 340524), (660, 312147), (726, 283770), (810, 254342), (891, 231220), (990, 208098), (1051, 196020), (1089, 189180), (1188, 173415), (1210, 170262), (1452, 141885), (1485, 138732), (1620, 127171), (1782, 115610), (1815, 113508), (1980, 104049), (2102, 98010), (2178, 94590), (2420, 85131), (2970, 69366), (3153, 65340), (3267, 63060), (3564, 57805), (3630, 56754), (4204, 49005), (4356, 47295), (4455, 46244), (5255, 39204), (5445, 37836), (5940, 34683), (6306, 32670), (6534, 31530), (7260, 28377), (8910, 23122), (9459, 21780), (9801, 21020), (10510, 19602), (10890, 18918), (11561, 17820), (12612, 16335), (13068, 15765)]