9381970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{72169}}^1$

素因数の和:72189

約数の個数: 16

約数和(自身を含む): 18186840

約数和(自身を除く): 8804870

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 72169, 144338, 360845, 721690, 938197, 1876394, 4690985, 9381970]

約数ペア:

[(1, 9381970), (2, 4690985), (5, 1876394), (10, 938197), (13, 721690), (26, 360845), (65, 144338), (130, 72169)]