19742606

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{14327}}^1$

素因数の和:14395

約数の個数: 16

約数和(自身を含む): 32495904

約数和(自身を除く): 12753298

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 14327, 28654, 186251, 372502, 759331, 1518662, 9871303, 19742606]

約数ペア:

[(1, 19742606), (2, 9871303), (13, 1518662), (26, 759331), (53, 372502), (106, 186251), (689, 28654), (1378, 14327)]