20765514385

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1147583}}^1$

素因数の和:1147653

約数の個数: 32

約数和(自身を含む): 31728402432

約数和(自身を除く): 10962888047

約数列:

[1, 5, 7, 11, 35, 47, 55, 77, 235, 329, 385, 517, 1645, 2585, 3619, 18095, 1147583, 5737915, 8033081, 12623413, 40165405, 53936401, 63117065, 88363891, 269682005, 377554807, 441819455, 593300411, 1887774035, 2966502055, 4153102877, 20765514385]

約数ペア:

[(1, 20765514385), (5, 4153102877), (7, 2966502055), (11, 1887774035), (35, 593300411), (47, 441819455), (55, 377554807), (77, 269682005), (235, 88363891), (329, 63117065), (385, 53936401), (517, 40165405), (1645, 12623413), (2585, 8033081), (3619, 5737915), (18095, 1147583)]