20376148

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{5519}}^1$

素因数の和:5607

約数の個数: 24

約数和(自身を含む): 38949120

約数和(自身を除く): 18572972

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 5519, 11038, 22076, 71747, 143494, 286988, 391849, 783698, 1567396, 5094037, 10188074, 20376148]

約数ペア:

[(1, 20376148), (2, 10188074), (4, 5094037), (13, 1567396), (26, 783698), (52, 391849), (71, 286988), (142, 143494), (284, 71747), (923, 22076), (1846, 11038), (3692, 5519)]