2139952

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{1693}}^1$

素因数の和:1780

約数の個数: 20

約数和(自身を含む): 4201120

約数和(自身を除く): 2061168

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 1693, 3386, 6772, 13544, 27088, 133747, 267494, 534988, 1069976, 2139952]

約数ペア:

[(1, 2139952), (2, 1069976), (4, 534988), (8, 267494), (16, 133747), (79, 27088), (158, 13544), (316, 6772), (632, 3386), (1264, 1693)]