2013851216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9681977}}^1$

素因数の和:9681998

約数の個数: 20

約数和(自身を含む): 4201978452

約数和(自身を除く): 2188127236

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9681977, 19363954, 38727908, 77455816, 125865701, 154911632, 251731402, 503462804, 1006925608, 2013851216]

約数ペア:

[(1, 2013851216), (2, 1006925608), (4, 503462804), (8, 251731402), (13, 154911632), (16, 125865701), (26, 77455816), (52, 38727908), (104, 19363954), (208, 9681977)]