81529228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97523}}^1$

素因数の和:97557

約数の個数: 24

約数和(自身を含む): 163840320

約数和(自身を除く): 82311092

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 97523, 195046, 390092, 1072753, 1852937, 2145506, 3705874, 4291012, 7411748, 20382307, 40764614, 81529228]

約数ペア:

[(1, 81529228), (2, 40764614), (4, 20382307), (11, 7411748), (19, 4291012), (22, 3705874), (38, 2145506), (44, 1852937), (76, 1072753), (209, 390092), (418, 195046), (836, 97523)]