19636175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1949}}^1$

素因数の和:2003

約数の個数: 24

約数和(自身を含む): 27081600

約数和(自身を除く): 7445425

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 1949, 2015, 9745, 10075, 25337, 48725, 60419, 126685, 302095, 633425, 785447, 1510475, 3927235, 19636175]

約数ペア:

[(1, 19636175), (5, 3927235), (13, 1510475), (25, 785447), (31, 633425), (65, 302095), (155, 126685), (325, 60419), (403, 48725), (775, 25337), (1949, 10075), (2015, 9745)]