20065664

素因数分解:

$2^7\times {\mathrm{59}}^1\times {\mathrm{2657}}^1$

素因数の和:2730

約数の個数: 32

約数和(自身を含む): 40667400

約数和(自身を除く): 20601736

約数列:

[1, 2, 4, 8, 16, 32, 59, 64, 118, 128, 236, 472, 944, 1888, 2657, 3776, 5314, 7552, 10628, 21256, 42512, 85024, 156763, 170048, 313526, 340096, 627052, 1254104, 2508208, 5016416, 10032832, 20065664]

約数ペア:

[(1, 20065664), (2, 10032832), (4, 5016416), (8, 2508208), (16, 1254104), (32, 627052), (59, 340096), (64, 313526), (118, 170048), (128, 156763), (236, 85024), (472, 42512), (944, 21256), (1888, 10628), (2657, 7552), (3776, 5314)]