20409815762

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{63384521}}^1$

素因数の和:63384553

約数の個数: 16

約数和(自身を含む): 36509484672

約数和(自身を除く): 16099668910

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 63384521, 126769042, 443691647, 887383294, 1457843983, 2915687966, 10204907881, 20409815762]

約数ペア:

[(1, 20409815762), (2, 10204907881), (7, 2915687966), (14, 1457843983), (23, 887383294), (46, 443691647), (161, 126769042), (322, 63384521)]