20427322564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{617}}^1\times {\mathrm{2861}}^1$

素因数の和:3756

約数の個数: 48

約数和(自身を含む): 39223046016

約数和(自身を除く): 18795723452

約数列:

[1, 2, 4, 11, 22, 44, 263, 526, 617, 1052, 1234, 2468, 2861, 2893, 5722, 5786, 6787, 11444, 11572, 13574, 27148, 31471, 62942, 125884, 162271, 324542, 649084, 752443, 1504886, 1765237, 1784981, 3009772, 3530474, 3569962, 7060948, 7139924, 8276873, 16553746, 19417607, 33107492, 38835214, 77670428, 464257331, 928514662, 1857029324, 5106830641, 10213661282, 20427322564]

約数ペア:

[(1, 20427322564), (2, 10213661282), (4, 5106830641), (11, 1857029324), (22, 928514662), (44, 464257331), (263, 77670428), (526, 38835214), (617, 33107492), (1052, 19417607), (1234, 16553746), (2468, 8276873), (2861, 7139924), (2893, 7060948), (5722, 3569962), (5786, 3530474), (6787, 3009772), (11444, 1784981), (11572, 1765237), (13574, 1504886), (27148, 752443), (31471, 649084), (62942, 324542), (125884, 162271)]