1289948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1543}}^1$

素因数の和:1577

約数の個数: 24

約数和(自身を含む): 2593920

約数和(自身を除く): 1303972

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 1543, 3086, 6172, 16973, 29317, 33946, 58634, 67892, 117268, 322487, 644974, 1289948]

約数ペア:

[(1, 1289948), (2, 644974), (4, 322487), (11, 117268), (19, 67892), (22, 58634), (38, 33946), (44, 29317), (76, 16973), (209, 6172), (418, 3086), (836, 1543)]