18560817

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{3989}}^1$

素因数の和:4053

約数の個数: 24

約数和(自身を含む): 29877120

約数和(自身を除く): 11316303

約数列:

[1, 3, 9, 11, 33, 47, 99, 141, 423, 517, 1551, 3989, 4653, 11967, 35901, 43879, 131637, 187483, 394911, 562449, 1687347, 2062313, 6186939, 18560817]

約数ペア:

[(1, 18560817), (3, 6186939), (9, 2062313), (11, 1687347), (33, 562449), (47, 394911), (99, 187483), (141, 131637), (423, 43879), (517, 35901), (1551, 11967), (3989, 4653)]