20163621608

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193880977}}^1$

素因数の和:193880996

約数の個数: 16

約数和(自身を含む): 40715005380

約数和(自身を除く): 20551383772

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193880977, 387761954, 775523908, 1551047816, 2520452701, 5040905402, 10081810804, 20163621608]

約数ペア:

[(1, 20163621608), (2, 10081810804), (4, 5040905402), (8, 2520452701), (13, 1551047816), (26, 775523908), (52, 387761954), (104, 193880977)]