19684865392

素因数分解:

$2^4\times {\mathrm{277}}^1\times {\mathrm{4441531}}^1$

素因数の和:4441816

約数の個数: 20

約数和(自身を含む): 38277122776

約数和(自身を除く): 18592257384

約数列:

[1, 2, 4, 8, 16, 277, 554, 1108, 2216, 4432, 4441531, 8883062, 17766124, 35532248, 71064496, 1230304087, 2460608174, 4921216348, 9842432696, 19684865392]

約数ペア:

[(1, 19684865392), (2, 9842432696), (4, 4921216348), (8, 2460608174), (16, 1230304087), (277, 71064496), (554, 35532248), (1108, 17766124), (2216, 8883062), (4432, 4441531)]