19051479

素因数分解:

$3^2\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 28180880

約数和(自身を除く): 9129401

約数列:

[1, 3, 9, 97, 139, 157, 291, 417, 471, 873, 1251, 1413, 13483, 15229, 21823, 40449, 45687, 65469, 121347, 137061, 196407, 2116831, 6350493, 19051479]

約数ペア:

[(1, 19051479), (3, 6350493), (9, 2116831), (97, 196407), (139, 137061), (157, 121347), (291, 65469), (417, 45687), (471, 40449), (873, 21823), (1251, 15229), (1413, 13483)]