12789218

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{9281}}^1$

素因数の和:9349

約数の個数: 16

約数和(自身を含む): 21051576

約数和(自身を除く): 8262358

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 9281, 18562, 120653, 241306, 491893, 983786, 6394609, 12789218]

約数ペア:

[(1, 12789218), (2, 6394609), (13, 983786), (26, 491893), (53, 241306), (106, 120653), (689, 18562), (1378, 9281)]