1630876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 3120320

約数和(自身を除く): 1489444

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 397, 794, 1027, 1588, 2054, 4108, 5161, 10322, 20644, 31363, 62726, 125452, 407719, 815438, 1630876]

約数ペア:

[(1, 1630876), (2, 815438), (4, 407719), (13, 125452), (26, 62726), (52, 31363), (79, 20644), (158, 10322), (316, 5161), (397, 4108), (794, 2054), (1027, 1588)]