20210170032

素因数分解:

$2^4\times 3^5\times {\mathrm{13}}^1\times {\mathrm{399853}}^1$

素因数の和:399889

約数の個数: 120

約数和(自身を含む): 63167335504

約数和(自身を除く): 42957165472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 81, 104, 108, 117, 144, 156, 162, 208, 216, 234, 243, 312, 324, 351, 432, 468, 486, 624, 648, 702, 936, 972, 1053, 1296, 1404, 1872, 1944, 2106, 2808, 3159, 3888, 4212, 5616, 6318, 8424, 12636, 16848, 25272, 50544, 399853, 799706, 1199559, 1599412, 2399118, 3198824, 3598677, 4798236, 5198089, 6397648, 7197354, 9596472, 10396178, 10796031, 14394708, 15594267, 19192944, 20792356, 21592062, 28789416, 31188534, 32388093, 41584712, 43184124, 46782801, 57578832, 62377068, 64776186, 83169424, 86368248, 93565602, 97164279, 124754136, 129552372, 140348403, 172736496, 187131204, 194328558, 249508272, 259104744, 280696806, 374262408, 388657116, 421045209, 518209488, 561393612, 748524816, 777314232, 842090418, 1122787224, 1263135627, 1554628464, 1684180836, 2245574448, 2526271254, 3368361672, 5052542508, 6736723344, 10105085016, 20210170032]

約数ペア:

[(1, 20210170032), (2, 10105085016), (3, 6736723344), (4, 5052542508), (6, 3368361672), (8, 2526271254), (9, 2245574448), (12, 1684180836), (13, 1554628464), (16, 1263135627), (18, 1122787224), (24, 842090418), (26, 777314232), (27, 748524816), (36, 561393612), (39, 518209488), (48, 421045209), (52, 388657116), (54, 374262408), (72, 280696806), (78, 259104744), (81, 249508272), (104, 194328558), (108, 187131204), (117, 172736496), (144, 140348403), (156, 129552372), (162, 124754136), (208, 97164279), (216, 93565602), (234, 86368248), (243, 83169424), (312, 64776186), (324, 62377068), (351, 57578832), (432, 46782801), (468, 43184124), (486, 41584712), (624, 32388093), (648, 31188534), (702, 28789416), (936, 21592062), (972, 20792356), (1053, 19192944), (1296, 15594267), (1404, 14394708), (1872, 10796031), (1944, 10396178), (2106, 9596472), (2808, 7197354), (3159, 6397648), (3888, 5198089), (4212, 4798236), (5616, 3598677), (6318, 3198824), (8424, 2399118), (12636, 1599412), (16848, 1199559), (25272, 799706), (50544, 399853)]