18037566

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:187

約数の個数: 80

約数和(自身を含む): 43490304

約数和(自身を除く): 25452738

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 47, 54, 69, 81, 94, 103, 138, 141, 162, 206, 207, 282, 309, 414, 423, 618, 621, 846, 927, 1081, 1242, 1269, 1854, 1863, 2162, 2369, 2538, 2781, 3243, 3726, 3807, 4738, 4841, 5562, 6486, 7107, 7614, 8343, 9682, 9729, 14214, 14523, 16686, 19458, 21321, 29046, 29187, 42642, 43569, 58374, 63963, 87138, 87561, 111343, 127926, 130707, 175122, 191889, 222686, 261414, 334029, 383778, 392121, 668058, 784242, 1002087, 2004174, 3006261, 6012522, 9018783, 18037566]

約数ペア:

[(1, 18037566), (2, 9018783), (3, 6012522), (6, 3006261), (9, 2004174), (18, 1002087), (23, 784242), (27, 668058), (46, 392121), (47, 383778), (54, 334029), (69, 261414), (81, 222686), (94, 191889), (103, 175122), (138, 130707), (141, 127926), (162, 111343), (206, 87561), (207, 87138), (282, 63963), (309, 58374), (414, 43569), (423, 42642), (618, 29187), (621, 29046), (846, 21321), (927, 19458), (1081, 16686), (1242, 14523), (1269, 14214), (1854, 9729), (1863, 9682), (2162, 8343), (2369, 7614), (2538, 7107), (2781, 6486), (3243, 5562), (3726, 4841), (3807, 4738)]