18463724

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2441}}^1$

素因数の和:2537

約数の個数: 24

約数和(自身を含む): 33914496

約数和(自身を除く): 15450772

約数列:

[1, 2, 4, 31, 61, 62, 122, 124, 244, 1891, 2441, 3782, 4882, 7564, 9764, 75671, 148901, 151342, 297802, 302684, 595604, 4615931, 9231862, 18463724]

約数ペア:

[(1, 18463724), (2, 9231862), (4, 4615931), (31, 595604), (61, 302684), (62, 297802), (122, 151342), (124, 148901), (244, 75671), (1891, 9764), (2441, 7564), (3782, 4882)]