20005901136

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{10686913}}^1$

素因数の和:10686940

約数の個数: 60

約数和(自身を含む): 60295568788

約数和(自身を除く): 40289667652

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 10686913, 21373826, 32060739, 42747652, 64121478, 85495304, 96182217, 128242956, 138929869, 170990608, 192364434, 256485912, 277859738, 384728868, 416789607, 512971824, 555719476, 769457736, 833579214, 1111438952, 1250368821, 1538915472, 1667158428, 2222877904, 2500737642, 3334316856, 5001475284, 6668633712, 10002950568, 20005901136]

約数ペア:

[(1, 20005901136), (2, 10002950568), (3, 6668633712), (4, 5001475284), (6, 3334316856), (8, 2500737642), (9, 2222877904), (12, 1667158428), (13, 1538915472), (16, 1250368821), (18, 1111438952), (24, 833579214), (26, 769457736), (36, 555719476), (39, 512971824), (48, 416789607), (52, 384728868), (72, 277859738), (78, 256485912), (104, 192364434), (117, 170990608), (144, 138929869), (156, 128242956), (208, 96182217), (234, 85495304), (312, 64121478), (468, 42747652), (624, 32060739), (936, 21373826), (1872, 10686913)]