20218121270

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9791}}^1\times {\mathrm{5581}}^1$

素因数の和:15416

約数の個数: 32

約数和(自身を含む): 37386717696

約数和(自身を除く): 17168596426

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 5581, 9791, 11162, 19582, 27905, 48955, 55810, 97910, 206497, 362267, 412994, 724534, 1032485, 1811335, 2064970, 3622670, 54643571, 109287142, 273217855, 546435710, 2021812127, 4043624254, 10109060635, 20218121270]

約数ペア:

[(1, 20218121270), (2, 10109060635), (5, 4043624254), (10, 2021812127), (37, 546435710), (74, 273217855), (185, 109287142), (370, 54643571), (5581, 3622670), (9791, 2064970), (11162, 1811335), (19582, 1032485), (27905, 724534), (48955, 412994), (55810, 362267), (97910, 206497)]