20173981635

素因数分解:

$3^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{331}}^1\times {\mathrm{1889}}^1$

素因数の和:2473

約数の個数: 64

約数和(自身を含む): 36142848000

約数和(自身を除く): 15968866365

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 239, 331, 717, 993, 1195, 1655, 1889, 2151, 2979, 3585, 4965, 5667, 6453, 8937, 9445, 10755, 14895, 17001, 28335, 32265, 44685, 51003, 79109, 85005, 237327, 255015, 395545, 451471, 625259, 711981, 1186635, 1354413, 1875777, 2135943, 2257355, 3126295, 3559905, 4063239, 5627331, 6772065, 9378885, 10679715, 12189717, 16881993, 20316195, 28136655, 60948585, 84409965, 149436901, 448310703, 747184505, 1344932109, 2241553515, 4034796327, 6724660545, 20173981635]

約数ペア:

[(1, 20173981635), (3, 6724660545), (5, 4034796327), (9, 2241553515), (15, 1344932109), (27, 747184505), (45, 448310703), (135, 149436901), (239, 84409965), (331, 60948585), (717, 28136655), (993, 20316195), (1195, 16881993), (1655, 12189717), (1889, 10679715), (2151, 9378885), (2979, 6772065), (3585, 5627331), (4965, 4063239), (5667, 3559905), (6453, 3126295), (8937, 2257355), (9445, 2135943), (10755, 1875777), (14895, 1354413), (17001, 1186635), (28335, 711981), (32265, 625259), (44685, 451471), (51003, 395545), (79109, 255015), (85005, 237327)]