20157624774

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1797541}}^1$

素因数の和:1797645

約数の個数: 48

約数和(自身を含む): 50474979360

約数和(自身を除く): 30317354586

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 89, 126, 178, 267, 534, 623, 801, 1246, 1602, 1869, 3738, 5607, 11214, 1797541, 3595082, 5392623, 10785246, 12582787, 16177869, 25165574, 32355738, 37748361, 75496722, 113245083, 159981149, 226490166, 319962298, 479943447, 959886894, 1119868043, 1439830341, 2239736086, 2879660682, 3359604129, 6719208258, 10078812387, 20157624774]

約数ペア:

[(1, 20157624774), (2, 10078812387), (3, 6719208258), (6, 3359604129), (7, 2879660682), (9, 2239736086), (14, 1439830341), (18, 1119868043), (21, 959886894), (42, 479943447), (63, 319962298), (89, 226490166), (126, 159981149), (178, 113245083), (267, 75496722), (534, 37748361), (623, 32355738), (801, 25165574), (1246, 16177869), (1602, 12582787), (1869, 10785246), (3738, 5392623), (5607, 3595082), (11214, 1797541)]