16668730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{128221}}^1$

素因数の和:128241

約数の個数: 16

約数和(自身を含む): 32311944

約数和(自身を除く): 15643214

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 128221, 256442, 641105, 1282210, 1666873, 3333746, 8334365, 16668730]

約数ペア:

[(1, 16668730), (2, 8334365), (5, 3333746), (10, 1666873), (13, 1282210), (26, 641105), (65, 256442), (130, 128221)]