64869724

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{1901}}^1$

素因数の和:2373

約数の個数: 24

約数和(自身を含む): 119826000

約数和(自身を除く): 54956276

約数列:

[1, 2, 4, 19, 38, 76, 449, 898, 1796, 1901, 3802, 7604, 8531, 17062, 34124, 36119, 72238, 144476, 853549, 1707098, 3414196, 16217431, 32434862, 64869724]

約数ペア:

[(1, 64869724), (2, 32434862), (4, 16217431), (19, 3414196), (38, 1707098), (76, 853549), (449, 144476), (898, 72238), (1796, 36119), (1901, 34124), (3802, 17062), (7604, 8531)]