18672075

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{2677}}^1$

素因数の和:2724

約数の個数: 36

約数和(自身を含む): 34535488

約数和(自身を除く): 15863413

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 155, 225, 279, 465, 775, 1395, 2325, 2677, 6975, 8031, 13385, 24093, 40155, 66925, 82987, 120465, 200775, 248961, 414935, 602325, 746883, 1244805, 2074675, 3734415, 6224025, 18672075]

約数ペア:

[(1, 18672075), (3, 6224025), (5, 3734415), (9, 2074675), (15, 1244805), (25, 746883), (31, 602325), (45, 414935), (75, 248961), (93, 200775), (155, 120465), (225, 82987), (279, 66925), (465, 40155), (775, 24093), (1395, 13385), (2325, 8031), (2677, 6975)]