19155870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{212843}}^1$

素因数の和:212856

約数の個数: 24

約数和(自身を含む): 49805496

約数和(自身を除く): 30649626

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 212843, 425686, 638529, 1064215, 1277058, 1915587, 2128430, 3192645, 3831174, 6385290, 9577935, 19155870]

約数ペア:

[(1, 19155870), (2, 9577935), (3, 6385290), (5, 3831174), (6, 3192645), (9, 2128430), (10, 1915587), (15, 1277058), (18, 1064215), (30, 638529), (45, 425686), (90, 212843)]