20910942

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89363}}^1$

素因数の和:89384

約数の個数: 24

約数和(自身を含む): 48792744

約数和(自身を除く): 27881802

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 89363, 178726, 268089, 536178, 804267, 1161719, 1608534, 2323438, 3485157, 6970314, 10455471, 20910942]

約数ペア:

[(1, 20910942), (2, 10455471), (3, 6970314), (6, 3485157), (9, 2323438), (13, 1608534), (18, 1161719), (26, 804267), (39, 536178), (78, 268089), (117, 178726), (234, 89363)]