1645157072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{7909409}}^1$

素因数の和:7909430

約数の個数: 20

約数和(自身を含む): 3432683940

約数和(自身を除く): 1787526868

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 7909409, 15818818, 31637636, 63275272, 102822317, 126550544, 205644634, 411289268, 822578536, 1645157072]

約数ペア:

[(1, 1645157072), (2, 822578536), (4, 411289268), (8, 205644634), (13, 126550544), (16, 102822317), (26, 63275272), (52, 31637636), (104, 15818818), (208, 7909409)]