18360990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6581}}^1$

素因数の和:6625

約数の個数: 48

約数和(自身を含む): 49286016

約数和(自身を除く): 30925026

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 6581, 13162, 19743, 32905, 39486, 59229, 65810, 98715, 118458, 197430, 204011, 296145, 408022, 592290, 612033, 1020055, 1224066, 1836099, 2040110, 3060165, 3672198, 6120330, 9180495, 18360990]

約数ペア:

[(1, 18360990), (2, 9180495), (3, 6120330), (5, 3672198), (6, 3060165), (9, 2040110), (10, 1836099), (15, 1224066), (18, 1020055), (30, 612033), (31, 592290), (45, 408022), (62, 296145), (90, 204011), (93, 197430), (155, 118458), (186, 98715), (279, 65810), (310, 59229), (465, 39486), (558, 32905), (930, 19743), (1395, 13162), (2790, 6581)]