891691204

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{160723}}^1$

素因数の和:160819

約数の個数: 24

約数和(自身を含む): 1665100640

約数和(自身を除く): 773409436

約数列:

[1, 2, 4, 19, 38, 73, 76, 146, 292, 1387, 2774, 5548, 160723, 321446, 642892, 3053737, 6107474, 11732779, 12214948, 23465558, 46931116, 222922801, 445845602, 891691204]

約数ペア:

[(1, 891691204), (2, 445845602), (4, 222922801), (19, 46931116), (38, 23465558), (73, 12214948), (76, 11732779), (146, 6107474), (292, 3053737), (1387, 642892), (2774, 321446), (5548, 160723)]