20349908538

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1\times {\mathrm{154877}}^1$

素因数の和:155302

約数の個数: 32

約数和(自身を含む): 41482523520

約数和(自身を除く): 21132614982

約数列:

[1, 2, 3, 6, 61, 122, 183, 359, 366, 718, 1077, 2154, 21899, 43798, 65697, 131394, 154877, 309754, 464631, 929262, 9447497, 18894994, 28342491, 55600843, 56684982, 111201686, 166802529, 333605058, 3391651423, 6783302846, 10174954269, 20349908538]

約数ペア:

[(1, 20349908538), (2, 10174954269), (3, 6783302846), (6, 3391651423), (61, 333605058), (122, 166802529), (183, 111201686), (359, 56684982), (366, 55600843), (718, 28342491), (1077, 18894994), (2154, 9447497), (21899, 929262), (43798, 464631), (65697, 309754), (131394, 154877)]