20162865975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{523}}^1\times {\mathrm{73433}}^1$

素因数の和:73976

約数の個数: 48

約数和(自身を含む): 38171580672

約数和(自身を除く): 18008714697

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 523, 525, 1569, 2615, 3661, 7845, 10983, 13075, 18305, 39225, 54915, 73433, 91525, 220299, 274575, 367165, 514031, 1101495, 1542093, 1835825, 2570155, 5507475, 7710465, 12850775, 38405459, 38552325, 115216377, 192027295, 268838213, 576081885, 806514639, 960136475, 1344191065, 2880409425, 4032573195, 6720955325, 20162865975]

約数ペア:

[(1, 20162865975), (3, 6720955325), (5, 4032573195), (7, 2880409425), (15, 1344191065), (21, 960136475), (25, 806514639), (35, 576081885), (75, 268838213), (105, 192027295), (175, 115216377), (523, 38552325), (525, 38405459), (1569, 12850775), (2615, 7710465), (3661, 5507475), (7845, 2570155), (10983, 1835825), (13075, 1542093), (18305, 1101495), (39225, 514031), (54915, 367165), (73433, 274575), (91525, 220299)]