20919228192

素因数分解:

$2^5\times 3^2\times {\mathrm{613}}^1\times {\mathrm{118493}}^1$

素因数の和:119122

約数の個数: 72

約数和(自身を含む): 59586603804

約数和(自身を除く): 38667375612

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 613, 1226, 1839, 2452, 3678, 4904, 5517, 7356, 9808, 11034, 14712, 19616, 22068, 29424, 44136, 58848, 88272, 118493, 176544, 236986, 355479, 473972, 710958, 947944, 1066437, 1421916, 1895888, 2132874, 2843832, 3791776, 4265748, 5687664, 8531496, 11375328, 17062992, 34125984, 72636209, 145272418, 217908627, 290544836, 435817254, 581089672, 653725881, 871634508, 1162179344, 1307451762, 1743269016, 2324358688, 2614903524, 3486538032, 5229807048, 6973076064, 10459614096, 20919228192]

約数ペア:

[(1, 20919228192), (2, 10459614096), (3, 6973076064), (4, 5229807048), (6, 3486538032), (8, 2614903524), (9, 2324358688), (12, 1743269016), (16, 1307451762), (18, 1162179344), (24, 871634508), (32, 653725881), (36, 581089672), (48, 435817254), (72, 290544836), (96, 217908627), (144, 145272418), (288, 72636209), (613, 34125984), (1226, 17062992), (1839, 11375328), (2452, 8531496), (3678, 5687664), (4904, 4265748), (5517, 3791776), (7356, 2843832), (9808, 2132874), (11034, 1895888), (14712, 1421916), (19616, 1066437), (22068, 947944), (29424, 710958), (44136, 473972), (58848, 355479), (88272, 236986), (118493, 176544)]