18217986

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{599}}^1$

素因数の和:778

約数の個数: 32

約数和(自身を含む): 37756800

約数和(自身を除く): 19538814

約数列:

[1, 2, 3, 6, 37, 74, 111, 137, 222, 274, 411, 599, 822, 1198, 1797, 3594, 5069, 10138, 15207, 22163, 30414, 44326, 66489, 82063, 132978, 164126, 246189, 492378, 3036331, 6072662, 9108993, 18217986]

約数ペア:

[(1, 18217986), (2, 9108993), (3, 6072662), (6, 3036331), (37, 492378), (74, 246189), (111, 164126), (137, 132978), (222, 82063), (274, 66489), (411, 44326), (599, 30414), (822, 22163), (1198, 15207), (1797, 10138), (3594, 5069)]