20780193598

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{349}}^1\times {\mathrm{4651}}^1$

素因数の和:5212

約数の個数: 32

約数和(自身を含む): 32296975200

約数和(自身を除く): 11516781602

約数列:

[1, 2, 37, 74, 173, 346, 349, 698, 4651, 6401, 9302, 12802, 12913, 25826, 60377, 120754, 172087, 344174, 804623, 1609246, 1623199, 2233949, 3246398, 4467898, 29771051, 59542102, 60058363, 120116726, 280813427, 561626854, 10390096799, 20780193598]

約数ペア:

[(1, 20780193598), (2, 10390096799), (37, 561626854), (74, 280813427), (173, 120116726), (346, 60058363), (349, 59542102), (698, 29771051), (4651, 4467898), (6401, 3246398), (9302, 2233949), (12802, 1623199), (12913, 1609246), (25826, 804623), (60377, 344174), (120754, 172087)]