20899687570

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{923539}}^1$

素因数の和:923650

約数の個数: 32

約数和(自身を含む): 39364968960

約数和(自身を除く): 18465281390

約数列:

[1, 2, 5, 10, 31, 62, 73, 146, 155, 310, 365, 730, 2263, 4526, 11315, 22630, 923539, 1847078, 4617695, 9235390, 28629709, 57259418, 67418347, 134836694, 143148545, 286297090, 337091735, 674183470, 2089968757, 4179937514, 10449843785, 20899687570]

約数ペア:

[(1, 20899687570), (2, 10449843785), (5, 4179937514), (10, 2089968757), (31, 674183470), (62, 337091735), (73, 286297090), (146, 143148545), (155, 134836694), (310, 67418347), (365, 57259418), (730, 28629709), (2263, 9235390), (4526, 4617695), (11315, 1847078), (22630, 923539)]