18427860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:294

約数の個数: 144

約数和(自身を含む): 62741952

約数和(自身を除く): 44314092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 41, 44, 45, 55, 60, 66, 82, 90, 99, 110, 123, 132, 164, 165, 180, 198, 205, 220, 227, 246, 330, 369, 396, 410, 451, 454, 492, 495, 615, 660, 681, 738, 820, 902, 908, 990, 1135, 1230, 1353, 1362, 1476, 1804, 1845, 1980, 2043, 2255, 2270, 2460, 2497, 2706, 2724, 3405, 3690, 4059, 4086, 4510, 4540, 4994, 5412, 6765, 6810, 7380, 7491, 8118, 8172, 9020, 9307, 9988, 10215, 12485, 13530, 13620, 14982, 16236, 18614, 20295, 20430, 22473, 24970, 27060, 27921, 29964, 37228, 37455, 40590, 40860, 44946, 46535, 49940, 55842, 74910, 81180, 83763, 89892, 93070, 102377, 111684, 112365, 139605, 149820, 167526, 186140, 204754, 224730, 279210, 307131, 335052, 409508, 418815, 449460, 511885, 558420, 614262, 837630, 921393, 1023770, 1228524, 1535655, 1675260, 1842786, 2047540, 3071310, 3685572, 4606965, 6142620, 9213930, 18427860]

約数ペア:

[(1, 18427860), (2, 9213930), (3, 6142620), (4, 4606965), (5, 3685572), (6, 3071310), (9, 2047540), (10, 1842786), (11, 1675260), (12, 1535655), (15, 1228524), (18, 1023770), (20, 921393), (22, 837630), (30, 614262), (33, 558420), (36, 511885), (41, 449460), (44, 418815), (45, 409508), (55, 335052), (60, 307131), (66, 279210), (82, 224730), (90, 204754), (99, 186140), (110, 167526), (123, 149820), (132, 139605), (164, 112365), (165, 111684), (180, 102377), (198, 93070), (205, 89892), (220, 83763), (227, 81180), (246, 74910), (330, 55842), (369, 49940), (396, 46535), (410, 44946), (451, 40860), (454, 40590), (492, 37455), (495, 37228), (615, 29964), (660, 27921), (681, 27060), (738, 24970), (820, 22473), (902, 20430), (908, 20295), (990, 18614), (1135, 16236), (1230, 14982), (1353, 13620), (1362, 13530), (1476, 12485), (1804, 10215), (1845, 9988), (1980, 9307), (2043, 9020), (2255, 8172), (2270, 8118), (2460, 7491), (2497, 7380), (2706, 6810), (2724, 6765), (3405, 5412), (3690, 4994), (4059, 4540), (4086, 4510)]