19338904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{185951}}^1$

素因数の和:185970

約数の個数: 16

約数和(自身を含む): 39049920

約数和(自身を除く): 19711016

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 185951, 371902, 743804, 1487608, 2417363, 4834726, 9669452, 19338904]

約数ペア:

[(1, 19338904), (2, 9669452), (4, 4834726), (8, 2417363), (13, 1487608), (26, 743804), (52, 371902), (104, 185951)]