20099723

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{953}}^1$

素因数の和:1114

約数の個数: 16

約数和(自身を含む): 24178176

約数和(自身を除く): 4078453

約数列:

[1, 7, 23, 131, 161, 917, 953, 3013, 6671, 21091, 21919, 124843, 153433, 873901, 2871389, 20099723]

約数ペア:

[(1, 20099723), (7, 2871389), (23, 873901), (131, 153433), (161, 124843), (917, 21919), (953, 21091), (3013, 6671)]