18500115

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{599}}^1$

素因数の和:707

約数の個数: 32

約数和(自身を含む): 31104000

約数和(自身を除く): 12603885

約数列:

[1, 3, 5, 15, 29, 71, 87, 145, 213, 355, 435, 599, 1065, 1797, 2059, 2995, 6177, 8985, 10295, 17371, 30885, 42529, 52113, 86855, 127587, 212645, 260565, 637935, 1233341, 3700023, 6166705, 18500115]

約数ペア:

[(1, 18500115), (3, 6166705), (5, 3700023), (15, 1233341), (29, 637935), (71, 260565), (87, 212645), (145, 127587), (213, 86855), (355, 52113), (435, 42529), (599, 30885), (1065, 17371), (1797, 10295), (2059, 8985), (2995, 6177)]