19391416

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{220357}}^1$

素因数の和:220374

約数の個数: 16

約数和(自身を含む): 39664440

約数和(自身を除く): 20273024

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 220357, 440714, 881428, 1762856, 2423927, 4847854, 9695708, 19391416]

約数ペア:

[(1, 19391416), (2, 9695708), (4, 4847854), (8, 2423927), (11, 1762856), (22, 881428), (44, 440714), (88, 220357)]