18396411

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 28339200

約数和(自身を除く): 9942789

約数列:

[1, 3, 11, 29, 33, 47, 87, 141, 319, 409, 517, 957, 1227, 1363, 1551, 4089, 4499, 11861, 13497, 14993, 19223, 35583, 44979, 57669, 130471, 211453, 391413, 557467, 634359, 1672401, 6132137, 18396411]

約数ペア:

[(1, 18396411), (3, 6132137), (11, 1672401), (29, 634359), (33, 557467), (47, 391413), (87, 211453), (141, 130471), (319, 57669), (409, 44979), (517, 35583), (957, 19223), (1227, 14993), (1363, 13497), (1551, 11861), (4089, 4499)]