18838170

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1789}}^1$

素因数の和:1821

約数の個数: 80

約数和(自身を含む): 54580680

約数和(自身を除く): 35742510

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 195, 234, 270, 351, 390, 405, 585, 702, 810, 1053, 1170, 1755, 1789, 2106, 3510, 3578, 5265, 5367, 8945, 10530, 10734, 16101, 17890, 23257, 26835, 32202, 46514, 48303, 53670, 69771, 80505, 96606, 116285, 139542, 144909, 161010, 209313, 232570, 241515, 289818, 348855, 418626, 483030, 627939, 697710, 724545, 1046565, 1255878, 1449090, 1883817, 2093130, 3139695, 3767634, 6279390, 9419085, 18838170]

約数ペア:

[(1, 18838170), (2, 9419085), (3, 6279390), (5, 3767634), (6, 3139695), (9, 2093130), (10, 1883817), (13, 1449090), (15, 1255878), (18, 1046565), (26, 724545), (27, 697710), (30, 627939), (39, 483030), (45, 418626), (54, 348855), (65, 289818), (78, 241515), (81, 232570), (90, 209313), (117, 161010), (130, 144909), (135, 139542), (162, 116285), (195, 96606), (234, 80505), (270, 69771), (351, 53670), (390, 48303), (405, 46514), (585, 32202), (702, 26835), (810, 23257), (1053, 17890), (1170, 16101), (1755, 10734), (1789, 10530), (2106, 8945), (3510, 5367), (3578, 5265)]