19612528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{94291}}^1$

素因数の和:94312

約数の個数: 20

約数和(自身を含む): 40922728

約数和(自身を除く): 21310200

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 94291, 188582, 377164, 754328, 1225783, 1508656, 2451566, 4903132, 9806264, 19612528]

約数ペア:

[(1, 19612528), (2, 9806264), (4, 4903132), (8, 2451566), (13, 1508656), (16, 1225783), (26, 754328), (52, 377164), (104, 188582), (208, 94291)]