20712744

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{22129}}^1$

素因数の和:22154

約数の個数: 48

約数和(自身を含む): 60414900

約数和(自身を除く): 39702156

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 22129, 44258, 66387, 88516, 132774, 177032, 199161, 265548, 287677, 398322, 531096, 575354, 796644, 863031, 1150708, 1593288, 1726062, 2301416, 2589093, 3452124, 5178186, 6904248, 10356372, 20712744]

約数ペア:

[(1, 20712744), (2, 10356372), (3, 6904248), (4, 5178186), (6, 3452124), (8, 2589093), (9, 2301416), (12, 1726062), (13, 1593288), (18, 1150708), (24, 863031), (26, 796644), (36, 575354), (39, 531096), (52, 398322), (72, 287677), (78, 265548), (104, 199161), (117, 177032), (156, 132774), (234, 88516), (312, 66387), (468, 44258), (936, 22129)]