20763168

素因数分解:

$2^5\times 3^1\times {\mathrm{313}}^1\times {\mathrm{691}}^1$

素因数の和:1017

約数の個数: 48

約数和(自身を含む): 54756576

約数和(自身を除く): 33993408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 313, 626, 691, 939, 1252, 1382, 1878, 2073, 2504, 2764, 3756, 4146, 5008, 5528, 7512, 8292, 10016, 11056, 15024, 16584, 22112, 30048, 33168, 66336, 216283, 432566, 648849, 865132, 1297698, 1730264, 2595396, 3460528, 5190792, 6921056, 10381584, 20763168]

約数ペア:

[(1, 20763168), (2, 10381584), (3, 6921056), (4, 5190792), (6, 3460528), (8, 2595396), (12, 1730264), (16, 1297698), (24, 865132), (32, 648849), (48, 432566), (96, 216283), (313, 66336), (626, 33168), (691, 30048), (939, 22112), (1252, 16584), (1382, 15024), (1878, 11056), (2073, 10016), (2504, 8292), (2764, 7512), (3756, 5528), (4146, 5008)]