20119957104

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{178141}}^1$

素因数の和:178346

約数の個数: 80

約数和(自身を含む): 56284321184

約数和(自身を除く): 36164364080

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 181, 208, 312, 362, 543, 624, 724, 1086, 1448, 2172, 2353, 2896, 4344, 4706, 7059, 8688, 9412, 14118, 18824, 28236, 37648, 56472, 112944, 178141, 356282, 534423, 712564, 1068846, 1425128, 2137692, 2315833, 2850256, 4275384, 4631666, 6947499, 8550768, 9263332, 13894998, 18526664, 27789996, 32243521, 37053328, 55579992, 64487042, 96730563, 111159984, 128974084, 193461126, 257948168, 386922252, 419165773, 515896336, 773844504, 838331546, 1257497319, 1547689008, 1676663092, 2514994638, 3353326184, 5029989276, 6706652368, 10059978552, 20119957104]

約数ペア:

[(1, 20119957104), (2, 10059978552), (3, 6706652368), (4, 5029989276), (6, 3353326184), (8, 2514994638), (12, 1676663092), (13, 1547689008), (16, 1257497319), (24, 838331546), (26, 773844504), (39, 515896336), (48, 419165773), (52, 386922252), (78, 257948168), (104, 193461126), (156, 128974084), (181, 111159984), (208, 96730563), (312, 64487042), (362, 55579992), (543, 37053328), (624, 32243521), (724, 27789996), (1086, 18526664), (1448, 13894998), (2172, 9263332), (2353, 8550768), (2896, 6947499), (4344, 4631666), (4706, 4275384), (7059, 2850256), (8688, 2315833), (9412, 2137692), (14118, 1425128), (18824, 1068846), (28236, 712564), (37648, 534423), (56472, 356282), (112944, 178141)]