19038420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{105769}}^1$

素因数の和:105784

約数の個数: 36

約数和(自身を含む): 57750420

約数和(自身を除く): 38712000

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 105769, 211538, 317307, 423076, 528845, 634614, 951921, 1057690, 1269228, 1586535, 1903842, 2115380, 3173070, 3807684, 4759605, 6346140, 9519210, 19038420]

約数ペア:

[(1, 19038420), (2, 9519210), (3, 6346140), (4, 4759605), (5, 3807684), (6, 3173070), (9, 2115380), (10, 1903842), (12, 1586535), (15, 1269228), (18, 1057690), (20, 951921), (30, 634614), (36, 528845), (45, 423076), (60, 317307), (90, 211538), (180, 105769)]