20120804921

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{1459}}^1\times {\mathrm{32297}}^1$

素因数の和:33824

約数の個数: 16

約数和(自身を含む): 23388919680

約数和(自身を除く): 3268114759

約数列:

[1, 7, 61, 427, 1459, 10213, 32297, 88999, 226079, 622993, 1970117, 13790819, 47121323, 329849261, 2874400703, 20120804921]

約数ペア:

[(1, 20120804921), (7, 2874400703), (61, 329849261), (427, 47121323), (1459, 13790819), (10213, 1970117), (32297, 622993), (88999, 226079)]