19677660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:347

約数の個数: 96

約数和(自身を含む): 58544640

約数和(自身を除く): 38866980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 43, 58, 60, 86, 87, 116, 129, 145, 172, 174, 215, 258, 263, 290, 348, 430, 435, 516, 526, 580, 645, 789, 860, 870, 1052, 1247, 1290, 1315, 1578, 1740, 2494, 2580, 2630, 3156, 3741, 3945, 4988, 5260, 6235, 7482, 7627, 7890, 11309, 12470, 14964, 15254, 15780, 18705, 22618, 22881, 24940, 30508, 33927, 37410, 38135, 45236, 45762, 56545, 67854, 74820, 76270, 91524, 113090, 114405, 135708, 152540, 169635, 226180, 228810, 327961, 339270, 457620, 655922, 678540, 983883, 1311844, 1639805, 1967766, 3279610, 3935532, 4919415, 6559220, 9838830, 19677660]

約数ペア:

[(1, 19677660), (2, 9838830), (3, 6559220), (4, 4919415), (5, 3935532), (6, 3279610), (10, 1967766), (12, 1639805), (15, 1311844), (20, 983883), (29, 678540), (30, 655922), (43, 457620), (58, 339270), (60, 327961), (86, 228810), (87, 226180), (116, 169635), (129, 152540), (145, 135708), (172, 114405), (174, 113090), (215, 91524), (258, 76270), (263, 74820), (290, 67854), (348, 56545), (430, 45762), (435, 45236), (516, 38135), (526, 37410), (580, 33927), (645, 30508), (789, 24940), (860, 22881), (870, 22618), (1052, 18705), (1247, 15780), (1290, 15254), (1315, 14964), (1578, 12470), (1740, 11309), (2494, 7890), (2580, 7627), (2630, 7482), (3156, 6235), (3741, 5260), (3945, 4988)]