64857904

素因数分解:

$2^4\times {\mathrm{263}}^1\times {\mathrm{15413}}^1$

素因数の和:15684

約数の個数: 20

約数和(自身を含む): 126148176

約数和(自身を除く): 61290272

約数列:

[1, 2, 4, 8, 16, 263, 526, 1052, 2104, 4208, 15413, 30826, 61652, 123304, 246608, 4053619, 8107238, 16214476, 32428952, 64857904]

約数ペア:

[(1, 64857904), (2, 32428952), (4, 16214476), (8, 8107238), (16, 4053619), (263, 246608), (526, 123304), (1052, 61652), (2104, 30826), (4208, 15413)]