20880451614

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2659}}^1\times {\mathrm{2767}}^1$

素因数の和:5485

約数の個数: 64

約数和(自身を含む): 46651207680

約数和(自身を除く): 25770756066

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 86, 129, 258, 473, 946, 1419, 2659, 2767, 2838, 5318, 5534, 7977, 8301, 15954, 16602, 29249, 30437, 58498, 60874, 87747, 91311, 114337, 118981, 175494, 182622, 228674, 237962, 343011, 356943, 686022, 713886, 1257707, 1308791, 2515414, 2617582, 3773121, 3926373, 7357453, 7546242, 7852746, 14714906, 22072359, 44144718, 80931983, 161863966, 242795949, 316370479, 485591898, 632740958, 949111437, 1898222874, 3480075269, 6960150538, 10440225807, 20880451614]

約数ペア:

[(1, 20880451614), (2, 10440225807), (3, 6960150538), (6, 3480075269), (11, 1898222874), (22, 949111437), (33, 632740958), (43, 485591898), (66, 316370479), (86, 242795949), (129, 161863966), (258, 80931983), (473, 44144718), (946, 22072359), (1419, 14714906), (2659, 7852746), (2767, 7546242), (2838, 7357453), (5318, 3926373), (5534, 3773121), (7977, 2617582), (8301, 2515414), (15954, 1308791), (16602, 1257707), (29249, 713886), (30437, 686022), (58498, 356943), (60874, 343011), (87747, 237962), (91311, 228674), (114337, 182622), (118981, 175494)]