18230436

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{991}}^1$

素因数の和:1081

約数の個数: 72

約数和(自身を含む): 53441024

約数和(自身を除く): 35210588

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 73, 84, 126, 146, 219, 252, 292, 438, 511, 657, 876, 991, 1022, 1314, 1533, 1982, 2044, 2628, 2973, 3066, 3964, 4599, 5946, 6132, 6937, 8919, 9198, 11892, 13874, 17838, 18396, 20811, 27748, 35676, 41622, 62433, 72343, 83244, 124866, 144686, 217029, 249732, 289372, 434058, 506401, 651087, 868116, 1012802, 1302174, 1519203, 2025604, 2604348, 3038406, 4557609, 6076812, 9115218, 18230436]

約数ペア:

[(1, 18230436), (2, 9115218), (3, 6076812), (4, 4557609), (6, 3038406), (7, 2604348), (9, 2025604), (12, 1519203), (14, 1302174), (18, 1012802), (21, 868116), (28, 651087), (36, 506401), (42, 434058), (63, 289372), (73, 249732), (84, 217029), (126, 144686), (146, 124866), (219, 83244), (252, 72343), (292, 62433), (438, 41622), (511, 35676), (657, 27748), (876, 20811), (991, 18396), (1022, 17838), (1314, 13874), (1533, 11892), (1982, 9198), (2044, 8919), (2628, 6937), (2973, 6132), (3066, 5946), (3964, 4599)]