20199312176813

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{127405891}}^1$

素因数の和:127406009

約数の個数: 32

約数和(自身を含む): 26418885765120

約数和(自身を除く): 6219573588307

約数列:

[1, 7, 11, 29, 71, 77, 203, 319, 497, 781, 2059, 2233, 5467, 14413, 22649, 158543, 127405891, 891841237, 1401464801, 3694770839, 9045818261, 9810253607, 25863395873, 40642479229, 63320727827, 99504000871, 262328729569, 284497354603, 696528006097, 1836301106983, 2885616025259, 20199312176813]

約数ペア:

[(1, 20199312176813), (7, 2885616025259), (11, 1836301106983), (29, 696528006097), (71, 284497354603), (77, 262328729569), (203, 99504000871), (319, 63320727827), (497, 40642479229), (781, 25863395873), (2059, 9810253607), (2233, 9045818261), (5467, 3694770839), (14413, 1401464801), (22649, 891841237), (158543, 127405891)]