19670157

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1889}}^1$

素因数の和:1997

約数の個数: 24

約数和(自身を含む): 30958200

約数和(自身を除く): 11288043

約数列:

[1, 3, 9, 13, 39, 89, 117, 267, 801, 1157, 1889, 3471, 5667, 10413, 17001, 24557, 73671, 168121, 221013, 504363, 1513089, 2185573, 6556719, 19670157]

約数ペア:

[(1, 19670157), (3, 6556719), (9, 2185573), (13, 1513089), (39, 504363), (89, 221013), (117, 168121), (267, 73671), (801, 24557), (1157, 17001), (1889, 10413), (3471, 5667)]