19736600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{7591}}^1$

素因数の和:7620

約数の個数: 48

約数和(自身を含む): 49423920

約数和(自身を除く): 29687320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 7591, 15182, 30364, 37955, 60728, 75910, 98683, 151820, 189775, 197366, 303640, 379550, 394732, 493415, 759100, 789464, 986830, 1518200, 1973660, 2467075, 3947320, 4934150, 9868300, 19736600]

約数ペア:

[(1, 19736600), (2, 9868300), (4, 4934150), (5, 3947320), (8, 2467075), (10, 1973660), (13, 1518200), (20, 986830), (25, 789464), (26, 759100), (40, 493415), (50, 394732), (52, 379550), (65, 303640), (100, 197366), (104, 189775), (130, 151820), (200, 98683), (260, 75910), (325, 60728), (520, 37955), (650, 30364), (1300, 15182), (2600, 7591)]