20172542

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{14639}}^1$

素因数の和:14707

約数の個数: 16

約数和(自身を含む): 33203520

約数和(自身を除く): 13030978

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 14639, 29278, 190307, 380614, 775867, 1551734, 10086271, 20172542]

約数ペア:

[(1, 20172542), (2, 10086271), (13, 1551734), (26, 775867), (53, 380614), (106, 190307), (689, 29278), (1378, 14639)]