20794328744

素因数分解:

$2^3\times 7^2\times {\mathrm{127}}^1\times {\mathrm{417691}}^1$

素因数の和:417838

約数の個数: 48

約数和(自身を含む): 45712212480

約数和(自身を除く): 24917883736

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 127, 196, 254, 392, 508, 889, 1016, 1778, 3556, 6223, 7112, 12446, 24892, 49784, 417691, 835382, 1670764, 2923837, 3341528, 5847674, 11695348, 20466859, 23390696, 40933718, 53046757, 81867436, 106093514, 163734872, 212187028, 371327299, 424374056, 742654598, 1485309196, 2599291093, 2970618392, 5198582186, 10397164372, 20794328744]

約数ペア:

[(1, 20794328744), (2, 10397164372), (4, 5198582186), (7, 2970618392), (8, 2599291093), (14, 1485309196), (28, 742654598), (49, 424374056), (56, 371327299), (98, 212187028), (127, 163734872), (196, 106093514), (254, 81867436), (392, 53046757), (508, 40933718), (889, 23390696), (1016, 20466859), (1778, 11695348), (3556, 5847674), (6223, 3341528), (7112, 2923837), (12446, 1670764), (24892, 835382), (49784, 417691)]