19384288847

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{77867}}^1$

素因数の和:77999

約数の個数: 32

約数和(自身を含む): 25027398144

約数和(自身を除く): 5643109297

約数列:

[1, 7, 11, 53, 61, 77, 371, 427, 583, 671, 3233, 4081, 4697, 22631, 35563, 77867, 248941, 545069, 856537, 4126951, 4749887, 5995759, 28888657, 33249209, 45396461, 52248757, 251744011, 317775227, 365741299, 1762208077, 2769184121, 19384288847]

約数ペア:

[(1, 19384288847), (7, 2769184121), (11, 1762208077), (53, 365741299), (61, 317775227), (77, 251744011), (371, 52248757), (427, 45396461), (583, 33249209), (671, 28888657), (3233, 5995759), (4081, 4749887), (4697, 4126951), (22631, 856537), (35563, 545069), (77867, 248941)]