20528112

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2287}}^1$

素因数の和:2326

約数の個数: 80

約数和(自身を含む): 61281792

約数和(自身を除く): 40753680

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 33, 34, 44, 48, 51, 66, 68, 88, 102, 132, 136, 176, 187, 204, 264, 272, 374, 408, 528, 561, 748, 816, 1122, 1496, 2244, 2287, 2992, 4488, 4574, 6861, 8976, 9148, 13722, 18296, 25157, 27444, 36592, 38879, 50314, 54888, 75471, 77758, 100628, 109776, 116637, 150942, 155516, 201256, 233274, 301884, 311032, 402512, 427669, 466548, 603768, 622064, 855338, 933096, 1207536, 1283007, 1710676, 1866192, 2566014, 3421352, 5132028, 6842704, 10264056, 20528112]

約数ペア:

[(1, 20528112), (2, 10264056), (3, 6842704), (4, 5132028), (6, 3421352), (8, 2566014), (11, 1866192), (12, 1710676), (16, 1283007), (17, 1207536), (22, 933096), (24, 855338), (33, 622064), (34, 603768), (44, 466548), (48, 427669), (51, 402512), (66, 311032), (68, 301884), (88, 233274), (102, 201256), (132, 155516), (136, 150942), (176, 116637), (187, 109776), (204, 100628), (264, 77758), (272, 75471), (374, 54888), (408, 50314), (528, 38879), (561, 36592), (748, 27444), (816, 25157), (1122, 18296), (1496, 13722), (2244, 9148), (2287, 8976), (2992, 6861), (4488, 4574)]