31279928

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{10831}}^1$

素因数の和:10875

約数の個数: 24

約数和(自身を含む): 61904880

約数和(自身を除く): 30624952

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 10831, 21662, 43324, 86648, 205789, 411578, 823156, 1646312, 3909991, 7819982, 15639964, 31279928]

約数ペア:

[(1, 31279928), (2, 15639964), (4, 7819982), (8, 3909991), (19, 1646312), (38, 823156), (76, 411578), (152, 205789), (361, 86648), (722, 43324), (1444, 21662), (2888, 10831)]