18965880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1033}}^1$

素因数の和:1070

約数の個数: 128

約数和(自身を含む): 67003200

約数和(自身を除く): 48037320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 85, 90, 102, 108, 120, 135, 136, 153, 170, 180, 204, 216, 255, 270, 306, 340, 360, 408, 459, 510, 540, 612, 680, 765, 918, 1020, 1033, 1080, 1224, 1530, 1836, 2040, 2066, 2295, 3060, 3099, 3672, 4132, 4590, 5165, 6120, 6198, 8264, 9180, 9297, 10330, 12396, 15495, 17561, 18360, 18594, 20660, 24792, 27891, 30990, 35122, 37188, 41320, 46485, 52683, 55782, 61980, 70244, 74376, 87805, 92970, 105366, 111564, 123960, 139455, 140488, 158049, 175610, 185940, 210732, 223128, 263415, 278910, 316098, 351220, 371880, 421464, 474147, 526830, 557820, 632196, 702440, 790245, 948294, 1053660, 1115640, 1264392, 1580490, 1896588, 2107320, 2370735, 3160980, 3793176, 4741470, 6321960, 9482940, 18965880]

約数ペア:

[(1, 18965880), (2, 9482940), (3, 6321960), (4, 4741470), (5, 3793176), (6, 3160980), (8, 2370735), (9, 2107320), (10, 1896588), (12, 1580490), (15, 1264392), (17, 1115640), (18, 1053660), (20, 948294), (24, 790245), (27, 702440), (30, 632196), (34, 557820), (36, 526830), (40, 474147), (45, 421464), (51, 371880), (54, 351220), (60, 316098), (68, 278910), (72, 263415), (85, 223128), (90, 210732), (102, 185940), (108, 175610), (120, 158049), (135, 140488), (136, 139455), (153, 123960), (170, 111564), (180, 105366), (204, 92970), (216, 87805), (255, 74376), (270, 70244), (306, 61980), (340, 55782), (360, 52683), (408, 46485), (459, 41320), (510, 37188), (540, 35122), (612, 30990), (680, 27891), (765, 24792), (918, 20660), (1020, 18594), (1033, 18360), (1080, 17561), (1224, 15495), (1530, 12396), (1836, 10330), (2040, 9297), (2066, 9180), (2295, 8264), (3060, 6198), (3099, 6120), (3672, 5165), (4132, 4590)]