1664884

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{317}}^1$

素因数の和:435

約数の個数: 24

約数和(自身を含む): 3178728

約数和(自身を除く): 1513844

約数列:

[1, 2, 4, 13, 26, 52, 101, 202, 317, 404, 634, 1268, 1313, 2626, 4121, 5252, 8242, 16484, 32017, 64034, 128068, 416221, 832442, 1664884]

約数ペア:

[(1, 1664884), (2, 832442), (4, 416221), (13, 128068), (26, 64034), (52, 32017), (101, 16484), (202, 8242), (317, 5252), (404, 4121), (634, 2626), (1268, 1313)]