19003701620

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{659}}^1\times {\mathrm{7549}}^1$

素因数の和:8408

約数の個数: 48

約数和(自身を含む): 40182912000

約数和(自身を除く): 21179210380

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 659, 764, 955, 1318, 1910, 2636, 3295, 3820, 6590, 7549, 13180, 15098, 30196, 37745, 75490, 125869, 150980, 251738, 503476, 629345, 1258690, 1441859, 2517380, 2883718, 4974791, 5767436, 7209295, 9949582, 14418590, 19899164, 24873955, 28837180, 49747910, 99495820, 950185081, 1900370162, 3800740324, 4750925405, 9501850810, 19003701620]

約数ペア:

[(1, 19003701620), (2, 9501850810), (4, 4750925405), (5, 3800740324), (10, 1900370162), (20, 950185081), (191, 99495820), (382, 49747910), (659, 28837180), (764, 24873955), (955, 19899164), (1318, 14418590), (1910, 9949582), (2636, 7209295), (3295, 5767436), (3820, 4974791), (6590, 2883718), (7549, 2517380), (13180, 1441859), (15098, 1258690), (30196, 629345), (37745, 503476), (75490, 251738), (125869, 150980)]