18997110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:674

約数の個数: 96

約数和(自身を含む): 55710720

約数和(自身を除く): 36713610

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 31, 33, 45, 55, 62, 66, 90, 93, 99, 110, 155, 165, 186, 198, 279, 310, 330, 341, 465, 495, 558, 619, 682, 930, 990, 1023, 1238, 1395, 1705, 1857, 2046, 2790, 3069, 3095, 3410, 3714, 5115, 5571, 6138, 6190, 6809, 9285, 10230, 11142, 13618, 15345, 18570, 19189, 20427, 27855, 30690, 34045, 38378, 40854, 55710, 57567, 61281, 68090, 95945, 102135, 115134, 122562, 172701, 191890, 204270, 211079, 287835, 306405, 345402, 422158, 575670, 612810, 633237, 863505, 1055395, 1266474, 1727010, 1899711, 2110790, 3166185, 3799422, 6332370, 9498555, 18997110]

約数ペア:

[(1, 18997110), (2, 9498555), (3, 6332370), (5, 3799422), (6, 3166185), (9, 2110790), (10, 1899711), (11, 1727010), (15, 1266474), (18, 1055395), (22, 863505), (30, 633237), (31, 612810), (33, 575670), (45, 422158), (55, 345402), (62, 306405), (66, 287835), (90, 211079), (93, 204270), (99, 191890), (110, 172701), (155, 122562), (165, 115134), (186, 102135), (198, 95945), (279, 68090), (310, 61281), (330, 57567), (341, 55710), (465, 40854), (495, 38378), (558, 34045), (619, 30690), (682, 27855), (930, 20427), (990, 19189), (1023, 18570), (1238, 15345), (1395, 13618), (1705, 11142), (1857, 10230), (2046, 9285), (2790, 6809), (3069, 6190), (3095, 6138), (3410, 5571), (3714, 5115)]