20128942072

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4774417}}^1$

素因数の和:4774471

約数の個数: 32

約数和(自身を含む): 41250971520

約数和(自身を除く): 21122029448

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 1054, 2108, 4216, 4774417, 9548834, 19097668, 38195336, 81165089, 148006927, 162330178, 296013854, 324660356, 592027708, 649320712, 1184055416, 2516117759, 5032235518, 10064471036, 20128942072]

約数ペア:

[(1, 20128942072), (2, 10064471036), (4, 5032235518), (8, 2516117759), (17, 1184055416), (31, 649320712), (34, 592027708), (62, 324660356), (68, 296013854), (124, 162330178), (136, 148006927), (248, 81165089), (527, 38195336), (1054, 19097668), (2108, 9548834), (4216, 4774417)]