13215830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{69557}}^1$

素因数の和:69583

約数の個数: 16

約数和(自身を含む): 25040880

約数和(自身を除く): 11825050

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 69557, 139114, 347785, 695570, 1321583, 2643166, 6607915, 13215830]

約数ペア:

[(1, 13215830), (2, 6607915), (5, 2643166), (10, 1321583), (19, 695570), (38, 347785), (95, 139114), (190, 69557)]