20587264

素因数分解:

$2^8\times {\mathrm{137}}^1\times {\mathrm{587}}^1$

素因数の和:740

約数の個数: 36

約数和(自身を含む): 41464584

約数和(自身を除く): 20877320

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 137, 256, 274, 548, 587, 1096, 1174, 2192, 2348, 4384, 4696, 8768, 9392, 17536, 18784, 35072, 37568, 75136, 80419, 150272, 160838, 321676, 643352, 1286704, 2573408, 5146816, 10293632, 20587264]

約数ペア:

[(1, 20587264), (2, 10293632), (4, 5146816), (8, 2573408), (16, 1286704), (32, 643352), (64, 321676), (128, 160838), (137, 150272), (256, 80419), (274, 75136), (548, 37568), (587, 35072), (1096, 18784), (1174, 17536), (2192, 9392), (2348, 8768), (4384, 4696)]