20148664456

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3082721}}^1$

素因数の和:3082789

約数の個数: 32

約数和(自身を含む): 40691930400

約数和(自身を除く): 20543265944

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 3268, 6536, 3082721, 6165442, 12330884, 24661768, 58571699, 117143398, 132557003, 234286796, 265114006, 468573592, 530228012, 1060456024, 2518583057, 5037166114, 10074332228, 20148664456]

約数ペア:

[(1, 20148664456), (2, 10074332228), (4, 5037166114), (8, 2518583057), (19, 1060456024), (38, 530228012), (43, 468573592), (76, 265114006), (86, 234286796), (152, 132557003), (172, 117143398), (344, 58571699), (817, 24661768), (1634, 12330884), (3268, 6165442), (6536, 3082721)]