20639592

素因数分解:

$2^3\times 3^2\times {\mathrm{173}}^1\times {\mathrm{1657}}^1$

素因数の和:1842

約数の個数: 48

約数和(自身を含む): 56255940

約数和(自身を除く): 35616348

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 173, 346, 519, 692, 1038, 1384, 1557, 1657, 2076, 3114, 3314, 4152, 4971, 6228, 6628, 9942, 12456, 13256, 14913, 19884, 29826, 39768, 59652, 119304, 286661, 573322, 859983, 1146644, 1719966, 2293288, 2579949, 3439932, 5159898, 6879864, 10319796, 20639592]

約数ペア:

[(1, 20639592), (2, 10319796), (3, 6879864), (4, 5159898), (6, 3439932), (8, 2579949), (9, 2293288), (12, 1719966), (18, 1146644), (24, 859983), (36, 573322), (72, 286661), (173, 119304), (346, 59652), (519, 39768), (692, 29826), (1038, 19884), (1384, 14913), (1557, 13256), (1657, 12456), (2076, 9942), (3114, 6628), (3314, 6228), (4152, 4971)]