20380451823

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{353}}^1\times {\mathrm{389}}^1$

素因数の和:1013

約数の個数: 64

約数和(自身を含む): 31809024000

約数和(自身を除く): 11428572177

約数列:

[1, 3, 9, 23, 27, 69, 207, 239, 353, 389, 621, 717, 1059, 1167, 2151, 3177, 3501, 5497, 6453, 8119, 8947, 9531, 10503, 16491, 24357, 26841, 49473, 73071, 80523, 84367, 92971, 137317, 148419, 219213, 241569, 253101, 278913, 411951, 759303, 836739, 1235853, 1940441, 2138333, 2277909, 2510217, 3158291, 3707559, 5821323, 6414999, 9474873, 17463969, 19244997, 28424619, 32818763, 52391907, 57734991, 85273857, 98456289, 295368867, 754831549, 886106601, 2264494647, 6793483941, 20380451823]

約数ペア:

[(1, 20380451823), (3, 6793483941), (9, 2264494647), (23, 886106601), (27, 754831549), (69, 295368867), (207, 98456289), (239, 85273857), (353, 57734991), (389, 52391907), (621, 32818763), (717, 28424619), (1059, 19244997), (1167, 17463969), (2151, 9474873), (3177, 6414999), (3501, 5821323), (5497, 3707559), (6453, 3158291), (8119, 2510217), (8947, 2277909), (9531, 2138333), (10503, 1940441), (16491, 1235853), (24357, 836739), (26841, 759303), (49473, 411951), (73071, 278913), (80523, 253101), (84367, 241569), (92971, 219213), (137317, 148419)]