20180719964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{7019}}^1\times {\mathrm{37831}}^1$

素因数の和:44873

約数の個数: 24

約数和(自身を含む): 37181289600

約数和(自身を除く): 17000569636

約数列:

[1, 2, 4, 19, 38, 76, 7019, 14038, 28076, 37831, 75662, 133361, 151324, 266722, 533444, 718789, 1437578, 2875156, 265535789, 531071578, 1062143156, 5045179991, 10090359982, 20180719964]

約数ペア:

[(1, 20180719964), (2, 10090359982), (4, 5045179991), (19, 1062143156), (38, 531071578), (76, 265535789), (7019, 2875156), (14038, 1437578), (28076, 718789), (37831, 533444), (75662, 266722), (133361, 151324)]