19089808

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{11813}}^1$

素因数の和:11922

約数の個数: 20

約数和(自身を含む): 37355868

約数和(自身を除く): 18266060

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 11813, 23626, 47252, 94504, 189008, 1193113, 2386226, 4772452, 9544904, 19089808]

約数ペア:

[(1, 19089808), (2, 9544904), (4, 4772452), (8, 2386226), (16, 1193113), (101, 189008), (202, 94504), (404, 47252), (808, 23626), (1616, 11813)]