20188657671

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73951127}}^1$

素因数の和:73951150

約数の個数: 16

約数和(自身を含む): 33130105344

約数和(自身を除く): 12941447673

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 73951127, 221853381, 517657889, 961364651, 1552973667, 2884093953, 6729552557, 20188657671]

約数ペア:

[(1, 20188657671), (3, 6729552557), (7, 2884093953), (13, 1552973667), (21, 961364651), (39, 517657889), (91, 221853381), (273, 73951127)]