20124737672

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{167249}}^1$

素因数の和:167370

約数の個数: 48

約数和(自身を含む): 41319112500

約数和(自身を除く): 21194374828

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 169, 178, 338, 356, 676, 712, 1157, 1352, 2314, 4628, 9256, 15041, 30082, 60164, 120328, 167249, 334498, 668996, 1337992, 2174237, 4348474, 8696948, 14885161, 17393896, 28265081, 29770322, 56530162, 59540644, 113060324, 119081288, 193507093, 226120648, 387014186, 774028372, 1548056744, 2515592209, 5031184418, 10062368836, 20124737672]

約数ペア:

[(1, 20124737672), (2, 10062368836), (4, 5031184418), (8, 2515592209), (13, 1548056744), (26, 774028372), (52, 387014186), (89, 226120648), (104, 193507093), (169, 119081288), (178, 113060324), (338, 59540644), (356, 56530162), (676, 29770322), (712, 28265081), (1157, 17393896), (1352, 14885161), (2314, 8696948), (4628, 4348474), (9256, 2174237), (15041, 1337992), (30082, 668996), (60164, 334498), (120328, 167249)]