86990170

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{24097}}^1$

素因数の和:24142

約数の個数: 24

約数和(自身を含む): 165264084

約数和(自身を除く): 78273914

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 3610, 24097, 48194, 120485, 240970, 457843, 915686, 2289215, 4578430, 8699017, 17398034, 43495085, 86990170]

約数ペア:

[(1, 86990170), (2, 43495085), (5, 17398034), (10, 8699017), (19, 4578430), (38, 2289215), (95, 915686), (190, 457843), (361, 240970), (722, 120485), (1805, 48194), (3610, 24097)]