19033225

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{599}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 24998400

約数和(自身を除く): 5965175

約数列:

[1, 5, 25, 31, 41, 155, 205, 599, 775, 1025, 1271, 2995, 6355, 14975, 18569, 24559, 31775, 92845, 122795, 464225, 613975, 761329, 3806645, 19033225]

約数ペア:

[(1, 19033225), (5, 3806645), (25, 761329), (31, 613975), (41, 464225), (155, 122795), (205, 92845), (599, 31775), (775, 24559), (1025, 18569), (1271, 14975), (2995, 6355)]