20171461328

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{317321}}^1$

素因数の和:317495

約数の個数: 40

約数和(自身を含む): 40725105480

約数和(自身を除く): 20553644152

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 137, 232, 274, 464, 548, 1096, 2192, 3973, 7946, 15892, 31784, 63568, 317321, 634642, 1269284, 2538568, 5077136, 9202309, 18404618, 36809236, 43472977, 73618472, 86945954, 147236944, 173891908, 347783816, 695567632, 1260716333, 2521432666, 5042865332, 10085730664, 20171461328]

約数ペア:

[(1, 20171461328), (2, 10085730664), (4, 5042865332), (8, 2521432666), (16, 1260716333), (29, 695567632), (58, 347783816), (116, 173891908), (137, 147236944), (232, 86945954), (274, 73618472), (464, 43472977), (548, 36809236), (1096, 18404618), (2192, 9202309), (3973, 5077136), (7946, 2538568), (15892, 1269284), (31784, 634642), (63568, 317321)]