9721198

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{5443}}^1$

素因数の和:5511

約数の個数: 16

約数和(自身を含む): 15678720

約数和(自身を除く): 5957522

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 5443, 10886, 103417, 206834, 255821, 511642, 4860599, 9721198]

約数ペア:

[(1, 9721198), (2, 4860599), (19, 511642), (38, 255821), (47, 206834), (94, 103417), (893, 10886), (1786, 5443)]