19537115

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{7331}}^1$

素因数の和:7390

約数の個数: 16

約数和(自身を含む): 25867296

約数和(自身を除く): 6330181

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 7331, 36655, 95303, 300571, 476515, 1502855, 3907423, 19537115]

約数ペア:

[(1, 19537115), (5, 3907423), (13, 1502855), (41, 476515), (65, 300571), (205, 95303), (533, 36655), (2665, 7331)]