18504684

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{563}}^1$

素因数の和:667

約数の個数: 72

約数和(自身を含む): 51734592

約数和(自身を除く): 33229908

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 83, 99, 132, 166, 198, 249, 332, 396, 498, 563, 747, 913, 996, 1126, 1494, 1689, 1826, 2252, 2739, 2988, 3378, 3652, 5067, 5478, 6193, 6756, 8217, 10134, 10956, 12386, 16434, 18579, 20268, 24772, 32868, 37158, 46729, 55737, 74316, 93458, 111474, 140187, 186916, 222948, 280374, 420561, 514019, 560748, 841122, 1028038, 1542057, 1682244, 2056076, 3084114, 4626171, 6168228, 9252342, 18504684]

約数ペア:

[(1, 18504684), (2, 9252342), (3, 6168228), (4, 4626171), (6, 3084114), (9, 2056076), (11, 1682244), (12, 1542057), (18, 1028038), (22, 841122), (33, 560748), (36, 514019), (44, 420561), (66, 280374), (83, 222948), (99, 186916), (132, 140187), (166, 111474), (198, 93458), (249, 74316), (332, 55737), (396, 46729), (498, 37158), (563, 32868), (747, 24772), (913, 20268), (996, 18579), (1126, 16434), (1494, 12386), (1689, 10956), (1826, 10134), (2252, 8217), (2739, 6756), (2988, 6193), (3378, 5478), (3652, 5067)]