19802536

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{190409}}^1$

素因数の和:190428

約数の個数: 16

約数和(自身を含む): 39986100

約数和(自身を除く): 20183564

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 190409, 380818, 761636, 1523272, 2475317, 4950634, 9901268, 19802536]

約数ペア:

[(1, 19802536), (2, 9901268), (4, 4950634), (8, 2475317), (13, 1523272), (26, 761636), (52, 380818), (104, 190409)]