20836675384

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{40343}}^1$

素因数の和:40780

約数の個数: 64

約数和(自身を含む): 46708669440

約数和(自身を除く): 25871994056

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 401, 644, 802, 1288, 1604, 2807, 3208, 5614, 9223, 11228, 18446, 22456, 36892, 40343, 64561, 73784, 80686, 129122, 161372, 258244, 282401, 322744, 516488, 564802, 927889, 1129604, 1855778, 2259208, 3711556, 6495223, 7423112, 12990446, 16177543, 25980892, 32355086, 51961784, 64710172, 113242801, 129420344, 226485602, 372083489, 452971204, 744166978, 905942408, 1488333956, 2604584423, 2976667912, 5209168846, 10418337692, 20836675384]

約数ペア:

[(1, 20836675384), (2, 10418337692), (4, 5209168846), (7, 2976667912), (8, 2604584423), (14, 1488333956), (23, 905942408), (28, 744166978), (46, 452971204), (56, 372083489), (92, 226485602), (161, 129420344), (184, 113242801), (322, 64710172), (401, 51961784), (644, 32355086), (802, 25980892), (1288, 16177543), (1604, 12990446), (2807, 7423112), (3208, 6495223), (5614, 3711556), (9223, 2259208), (11228, 1855778), (18446, 1129604), (22456, 927889), (36892, 564802), (40343, 516488), (64561, 322744), (73784, 282401), (80686, 258244), (129122, 161372)]