201520199810

素因数分解:

$2^1\times 5^1\times {\mathrm{8287}}^1\times {\mathrm{2431763}}^1$

素因数の和:2440057

約数の個数: 16

約数和(自身を含む): 362780280576

約数和(自身を除く): 161260080766

約数列:

[1, 2, 5, 10, 8287, 16574, 41435, 82870, 2431763, 4863526, 12158815, 24317630, 20152019981, 40304039962, 100760099905, 201520199810]

約数ペア:

[(1, 201520199810), (2, 100760099905), (5, 40304039962), (10, 20152019981), (8287, 24317630), (16574, 12158815), (41435, 4863526), (82870, 2431763)]