19432861

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 24197184

約数和(自身を除く): 4764323

約数列:

[1, 7, 23, 43, 49, 161, 301, 401, 989, 1127, 2107, 2807, 6923, 9223, 17243, 19649, 48461, 64561, 120701, 396589, 451927, 844907, 2776123, 19432861]

約数ペア:

[(1, 19432861), (7, 2776123), (23, 844907), (43, 451927), (49, 396589), (161, 120701), (301, 64561), (401, 48461), (989, 19649), (1127, 17243), (2107, 9223), (2807, 6923)]