18796275

素因数分解:

$3^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{601}}^1$

素因数の和:756

約数の個数: 36

約数和(自身を含む): 33964840

約数和(自身を除く): 15168565

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 139, 225, 417, 601, 695, 1251, 1803, 2085, 3005, 3475, 5409, 6255, 9015, 10425, 15025, 27045, 31275, 45075, 83539, 135225, 250617, 417695, 751851, 1253085, 2088475, 3759255, 6265425, 18796275]

約数ペア:

[(1, 18796275), (3, 6265425), (5, 3759255), (9, 2088475), (15, 1253085), (25, 751851), (45, 417695), (75, 250617), (139, 135225), (225, 83539), (417, 45075), (601, 31275), (695, 27045), (1251, 15025), (1803, 10425), (2085, 9015), (3005, 6255), (3475, 5409)]