20967530

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{929}}^1$

素因数の和:1034

約数の個数: 32

約数和(自身を含む): 39439440

約数和(自身を除く): 18471910

約数列:

[1, 2, 5, 10, 37, 61, 74, 122, 185, 305, 370, 610, 929, 1858, 2257, 4514, 4645, 9290, 11285, 22570, 34373, 56669, 68746, 113338, 171865, 283345, 343730, 566690, 2096753, 4193506, 10483765, 20967530]

約数ペア:

[(1, 20967530), (2, 10483765), (5, 4193506), (10, 2096753), (37, 566690), (61, 343730), (74, 283345), (122, 171865), (185, 113338), (305, 68746), (370, 56669), (610, 34373), (929, 22570), (1858, 11285), (2257, 9290), (4514, 4645)]