20523672

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{7309}}^1$

素因数の和:7337

約数の個数: 64

約数和(自身を含む): 61404000

約数和(自身を除く): 40880328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808, 7309, 14618, 21927, 29236, 43854, 58472, 65781, 87708, 95017, 131562, 175416, 190034, 197343, 263124, 285051, 380068, 394686, 526248, 570102, 760136, 789372, 855153, 1140204, 1578744, 1710306, 2280408, 2565459, 3420612, 5130918, 6841224, 10261836, 20523672]

約数ペア:

[(1, 20523672), (2, 10261836), (3, 6841224), (4, 5130918), (6, 3420612), (8, 2565459), (9, 2280408), (12, 1710306), (13, 1578744), (18, 1140204), (24, 855153), (26, 789372), (27, 760136), (36, 570102), (39, 526248), (52, 394686), (54, 380068), (72, 285051), (78, 263124), (104, 197343), (108, 190034), (117, 175416), (156, 131562), (216, 95017), (234, 87708), (312, 65781), (351, 58472), (468, 43854), (702, 29236), (936, 21927), (1404, 14618), (2808, 7309)]