20627223

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{2503}}^1$

素因数の和:2614

約数の個数: 16

約数和(自身を含む): 28605696

約数和(自身を除く): 7978473

約数列:

[1, 3, 41, 67, 123, 201, 2503, 2747, 7509, 8241, 102623, 167701, 307869, 503103, 6875741, 20627223]

約数ペア:

[(1, 20627223), (3, 6875741), (41, 503103), (67, 307869), (123, 167701), (201, 102623), (2503, 8241), (2747, 7509)]