2019921296

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{1598039}}^1$

素因数の和:1598126

約数の個数: 20

約数和(自身を含む): 3963139200

約数和(自身を除く): 1943217904

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 1598039, 3196078, 6392156, 12784312, 25568624, 126245081, 252490162, 504980324, 1009960648, 2019921296]

約数ペア:

[(1, 2019921296), (2, 1009960648), (4, 504980324), (8, 252490162), (16, 126245081), (79, 25568624), (158, 12784312), (316, 6392156), (632, 3196078), (1264, 1598039)]