19135700

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{3137}}^1$

素因数の和:3212

約数の個数: 36

約数和(自身を含む): 42218652

約数和(自身を除く): 23082952

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1525, 3050, 3137, 6100, 6274, 12548, 15685, 31370, 62740, 78425, 156850, 191357, 313700, 382714, 765428, 956785, 1913570, 3827140, 4783925, 9567850, 19135700]

約数ペア:

[(1, 19135700), (2, 9567850), (4, 4783925), (5, 3827140), (10, 1913570), (20, 956785), (25, 765428), (50, 382714), (61, 313700), (100, 191357), (122, 156850), (244, 78425), (305, 62740), (610, 31370), (1220, 15685), (1525, 12548), (3050, 6274), (3137, 6100)]