20291570278

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{63017299}}^1$

素因数の和:63017331

約数の個数: 16

約数和(自身を含む): 36297964800

約数和(自身を除く): 16006394522

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 63017299, 126034598, 441121093, 882242186, 1449397877, 2898795754, 10145785139, 20291570278]

約数ペア:

[(1, 20291570278), (2, 10145785139), (7, 2898795754), (14, 1449397877), (23, 882242186), (46, 441121093), (161, 126034598), (322, 63017299)]