19152575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1901}}^1$

素因数の和:1955

約数の個数: 24

約数和(自身を含む): 26414976

約数和(自身を除く): 7262401

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 1901, 2015, 9505, 10075, 24713, 47525, 58931, 123565, 294655, 617825, 766103, 1473275, 3830515, 19152575]

約数ペア:

[(1, 19152575), (5, 3830515), (13, 1473275), (25, 766103), (31, 617825), (65, 294655), (155, 123565), (325, 58931), (403, 47525), (775, 24713), (1901, 10075), (2015, 9505)]