19656830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103457}}^1$

素因数の和:103483

約数の個数: 16

約数和(自身を含む): 37244880

約数和(自身を除く): 17588050

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 103457, 206914, 517285, 1034570, 1965683, 3931366, 9828415, 19656830]

約数ペア:

[(1, 19656830), (2, 9828415), (5, 3931366), (10, 1965683), (19, 1034570), (38, 517285), (95, 206914), (190, 103457)]