19091216

素因数分解:

$2^4\times {\mathrm{683}}^1\times {\mathrm{1747}}^1$

素因数の和:2438

約数の個数: 20

約数和(自身を含む): 37064592

約数和(自身を除く): 17973376

約数列:

[1, 2, 4, 8, 16, 683, 1366, 1747, 2732, 3494, 5464, 6988, 10928, 13976, 27952, 1193201, 2386402, 4772804, 9545608, 19091216]

約数ペア:

[(1, 19091216), (2, 9545608), (4, 4772804), (8, 2386402), (16, 1193201), (683, 27952), (1366, 13976), (1747, 10928), (2732, 6988), (3494, 5464)]