17819970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{84857}}^1$

素因数の和:84874

約数の個数: 32

約数和(自身を含む): 48878208

約数和(自身を除く): 31058238

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 84857, 169714, 254571, 424285, 509142, 593999, 848570, 1187998, 1272855, 1781997, 2545710, 2969995, 3563994, 5939990, 8909985, 17819970]

約数ペア:

[(1, 17819970), (2, 8909985), (3, 5939990), (5, 3563994), (6, 2969995), (7, 2545710), (10, 1781997), (14, 1272855), (15, 1187998), (21, 848570), (30, 593999), (35, 509142), (42, 424285), (70, 254571), (105, 169714), (210, 84857)]