20188574624

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{2129}}^1\times {\mathrm{8009}}^1$

素因数の和:10185

約数の個数: 48

約数和(自身を含む): 40844752200

約数和(自身を除く): 20656177576

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 148, 296, 592, 1184, 2129, 4258, 8009, 8516, 16018, 17032, 32036, 34064, 64072, 68128, 78773, 128144, 157546, 256288, 296333, 315092, 592666, 630184, 1185332, 1260368, 2370664, 2520736, 4741328, 9482656, 17051161, 34102322, 68204644, 136409288, 272818576, 545637152, 630892957, 1261785914, 2523571828, 5047143656, 10094287312, 20188574624]

約数ペア:

[(1, 20188574624), (2, 10094287312), (4, 5047143656), (8, 2523571828), (16, 1261785914), (32, 630892957), (37, 545637152), (74, 272818576), (148, 136409288), (296, 68204644), (592, 34102322), (1184, 17051161), (2129, 9482656), (4258, 4741328), (8009, 2520736), (8516, 2370664), (16018, 1260368), (17032, 1185332), (32036, 630184), (34064, 592666), (64072, 315092), (68128, 296333), (78773, 256288), (128144, 157546)]