18702612

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{739}}^1$

素因数の和:805

約数の個数: 72

約数和(自身を含む): 51178400

約数和(自身を除く): 32475788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 37, 38, 57, 74, 76, 111, 114, 148, 171, 222, 228, 333, 342, 444, 666, 684, 703, 739, 1332, 1406, 1478, 2109, 2217, 2812, 2956, 4218, 4434, 6327, 6651, 8436, 8868, 12654, 13302, 14041, 25308, 26604, 27343, 28082, 42123, 54686, 56164, 82029, 84246, 109372, 126369, 164058, 168492, 246087, 252738, 328116, 492174, 505476, 519517, 984348, 1039034, 1558551, 2078068, 3117102, 4675653, 6234204, 9351306, 18702612]

約数ペア:

[(1, 18702612), (2, 9351306), (3, 6234204), (4, 4675653), (6, 3117102), (9, 2078068), (12, 1558551), (18, 1039034), (19, 984348), (36, 519517), (37, 505476), (38, 492174), (57, 328116), (74, 252738), (76, 246087), (111, 168492), (114, 164058), (148, 126369), (171, 109372), (222, 84246), (228, 82029), (333, 56164), (342, 54686), (444, 42123), (666, 28082), (684, 27343), (703, 26604), (739, 25308), (1332, 14041), (1406, 13302), (1478, 12654), (2109, 8868), (2217, 8436), (2812, 6651), (2956, 6327), (4218, 4434)]