19815513190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{180141029}}^1$

素因数の和:180141047

約数の個数: 16

約数和(自身を含む): 38910462480

約数和(自身を除く): 19094949290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 180141029, 360282058, 900705145, 1801410290, 1981551319, 3963102638, 9907756595, 19815513190]

約数ペア:

[(1, 19815513190), (2, 9907756595), (5, 3963102638), (10, 1981551319), (11, 1801410290), (22, 900705145), (55, 360282058), (110, 180141029)]