19040890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173099}}^1$

素因数の和:173117

約数の個数: 16

約数和(自身を含む): 37389600

約数和(自身を除く): 18348710

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 173099, 346198, 865495, 1730990, 1904089, 3808178, 9520445, 19040890]

約数ペア:

[(1, 19040890), (2, 9520445), (5, 3808178), (10, 1904089), (11, 1730990), (22, 865495), (55, 346198), (110, 173099)]