20173856241

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{971}}^1\times {\mathrm{1697}}^1$

素因数の和:2742

約数の個数: 64

約数和(自身を含む): 34223855616

約数和(自身を除く): 14049999375

約数列:

[1, 3, 7, 11, 21, 33, 53, 77, 159, 231, 371, 583, 971, 1113, 1697, 1749, 2913, 4081, 5091, 6797, 10681, 11879, 12243, 18667, 20391, 32043, 35637, 51463, 56001, 74767, 89941, 130669, 154389, 224301, 269823, 360241, 392007, 566093, 629587, 989351, 1080723, 1647787, 1698279, 1888761, 2968053, 3962651, 4943361, 6925457, 11534509, 11887953, 18125657, 20776371, 34603527, 54376971, 87332711, 126879599, 261998133, 380638797, 611328977, 960659821, 1833986931, 2881979463, 6724618747, 20173856241]

約数ペア:

[(1, 20173856241), (3, 6724618747), (7, 2881979463), (11, 1833986931), (21, 960659821), (33, 611328977), (53, 380638797), (77, 261998133), (159, 126879599), (231, 87332711), (371, 54376971), (583, 34603527), (971, 20776371), (1113, 18125657), (1697, 11887953), (1749, 11534509), (2913, 6925457), (4081, 4943361), (5091, 3962651), (6797, 2968053), (10681, 1888761), (11879, 1698279), (12243, 1647787), (18667, 1080723), (20391, 989351), (32043, 629587), (35637, 566093), (51463, 392007), (56001, 360241), (74767, 269823), (89941, 224301), (130669, 154389)]