20123997692

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1069}}^1\times {\mathrm{1453}}^1$

素因数の和:2646

約数の個数: 48

約数和(自身を含む): 36591945600

約数和(自身を除く): 16467947908

約数列:

[1, 2, 4, 41, 79, 82, 158, 164, 316, 1069, 1453, 2138, 2906, 3239, 4276, 5812, 6478, 12956, 43829, 59573, 84451, 87658, 114787, 119146, 168902, 175316, 229574, 238292, 337804, 459148, 1553257, 3106514, 3462491, 4706267, 6213028, 6924982, 9412534, 13849964, 18825068, 63683537, 122707303, 127367074, 245414606, 254734148, 490829212, 5030999423, 10061998846, 20123997692]

約数ペア:

[(1, 20123997692), (2, 10061998846), (4, 5030999423), (41, 490829212), (79, 254734148), (82, 245414606), (158, 127367074), (164, 122707303), (316, 63683537), (1069, 18825068), (1453, 13849964), (2138, 9412534), (2906, 6924982), (3239, 6213028), (4276, 4706267), (5812, 3462491), (6478, 3106514), (12956, 1553257), (43829, 459148), (59573, 337804), (84451, 238292), (87658, 229574), (114787, 175316), (119146, 168902)]