18138510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:482

約数の個数: 96

約数和(自身を含む): 52284960

約数和(自身を除く): 34146450

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 37, 39, 45, 65, 74, 78, 90, 111, 117, 130, 185, 195, 222, 234, 333, 370, 390, 419, 481, 555, 585, 666, 838, 962, 1110, 1170, 1257, 1443, 1665, 2095, 2405, 2514, 2886, 3330, 3771, 4190, 4329, 4810, 5447, 6285, 7215, 7542, 8658, 10894, 12570, 14430, 15503, 16341, 18855, 21645, 27235, 31006, 32682, 37710, 43290, 46509, 49023, 54470, 77515, 81705, 93018, 98046, 139527, 155030, 163410, 201539, 232545, 245115, 279054, 403078, 465090, 490230, 604617, 697635, 1007695, 1209234, 1395270, 1813851, 2015390, 3023085, 3627702, 6046170, 9069255, 18138510]

約数ペア:

[(1, 18138510), (2, 9069255), (3, 6046170), (5, 3627702), (6, 3023085), (9, 2015390), (10, 1813851), (13, 1395270), (15, 1209234), (18, 1007695), (26, 697635), (30, 604617), (37, 490230), (39, 465090), (45, 403078), (65, 279054), (74, 245115), (78, 232545), (90, 201539), (111, 163410), (117, 155030), (130, 139527), (185, 98046), (195, 93018), (222, 81705), (234, 77515), (333, 54470), (370, 49023), (390, 46509), (419, 43290), (481, 37710), (555, 32682), (585, 31006), (666, 27235), (838, 21645), (962, 18855), (1110, 16341), (1170, 15503), (1257, 14430), (1443, 12570), (1665, 10894), (2095, 8658), (2405, 7542), (2514, 7215), (2886, 6285), (3330, 5447), (3771, 4810), (4190, 4329)]