20165401958

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{2999}}^1\times {\mathrm{258617}}^1$

素因数の和:261631

約数の個数: 16

約数和(自身を含む): 32585868000

約数和(自身を除く): 12420466042

約数列:

[1, 2, 13, 26, 2999, 5998, 38987, 77974, 258617, 517234, 3362021, 6724042, 775592383, 1551184766, 10082700979, 20165401958]

約数ペア:

[(1, 20165401958), (2, 10082700979), (13, 1551184766), (26, 775592383), (2999, 6724042), (5998, 3362021), (38987, 517234), (77974, 258617)]