18672970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109841}}^1$

素因数の和:109865

約数の個数: 16

約数和(自身を含む): 35588808

約数和(自身を除く): 16915838

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 109841, 219682, 549205, 1098410, 1867297, 3734594, 9336485, 18672970]

約数ペア:

[(1, 18672970), (2, 9336485), (5, 3734594), (10, 1867297), (17, 1098410), (34, 549205), (85, 219682), (170, 109841)]