20987733648

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{701837}}^1$

素因数の和:701944

約数の個数: 80

約数和(自身を含む): 62660096640

約数和(自身を除く): 41672362992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 89, 112, 168, 178, 267, 336, 356, 534, 623, 712, 1068, 1246, 1424, 1869, 2136, 2492, 3738, 4272, 4984, 7476, 9968, 14952, 29904, 701837, 1403674, 2105511, 2807348, 4211022, 4912859, 5614696, 8422044, 9825718, 11229392, 14738577, 16844088, 19651436, 29477154, 33688176, 39302872, 58954308, 62463493, 78605744, 117908616, 124926986, 187390479, 235817232, 249853972, 374780958, 437244451, 499707944, 749561916, 874488902, 999415888, 1311733353, 1499123832, 1748977804, 2623466706, 2998247664, 3497955608, 5246933412, 6995911216, 10493866824, 20987733648]

約数ペア:

[(1, 20987733648), (2, 10493866824), (3, 6995911216), (4, 5246933412), (6, 3497955608), (7, 2998247664), (8, 2623466706), (12, 1748977804), (14, 1499123832), (16, 1311733353), (21, 999415888), (24, 874488902), (28, 749561916), (42, 499707944), (48, 437244451), (56, 374780958), (84, 249853972), (89, 235817232), (112, 187390479), (168, 124926986), (178, 117908616), (267, 78605744), (336, 62463493), (356, 58954308), (534, 39302872), (623, 33688176), (712, 29477154), (1068, 19651436), (1246, 16844088), (1424, 14738577), (1869, 11229392), (2136, 9825718), (2492, 8422044), (3738, 5614696), (4272, 4912859), (4984, 4211022), (7476, 2807348), (9968, 2105511), (14952, 1403674), (29904, 701837)]