19445085

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 37147968

約数和(自身を除く): 17702883

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 163, 165, 241, 489, 495, 723, 815, 1205, 1467, 1793, 2169, 2445, 2651, 3615, 5379, 7335, 7953, 8965, 10845, 13255, 16137, 23859, 26895, 39283, 39765, 80685, 117849, 119295, 196415, 353547, 432113, 589245, 1296339, 1767735, 2160565, 3889017, 6481695, 19445085]

約数ペア:

[(1, 19445085), (3, 6481695), (5, 3889017), (9, 2160565), (11, 1767735), (15, 1296339), (33, 589245), (45, 432113), (55, 353547), (99, 196415), (163, 119295), (165, 117849), (241, 80685), (489, 39765), (495, 39283), (723, 26895), (815, 23859), (1205, 16137), (1467, 13255), (1793, 10845), (2169, 8965), (2445, 7953), (2651, 7335), (3615, 5379)]