18437384

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 42456960

約数和(自身を除く): 24019576

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 107, 119, 136, 181, 214, 238, 362, 428, 476, 724, 749, 856, 952, 1267, 1448, 1498, 1819, 2534, 2996, 3077, 3638, 5068, 5992, 6154, 7276, 10136, 12308, 12733, 14552, 19367, 21539, 24616, 25466, 38734, 43078, 50932, 77468, 86156, 101864, 135569, 154936, 172312, 271138, 329239, 542276, 658478, 1084552, 1316956, 2304673, 2633912, 4609346, 9218692, 18437384]

約数ペア:

[(1, 18437384), (2, 9218692), (4, 4609346), (7, 2633912), (8, 2304673), (14, 1316956), (17, 1084552), (28, 658478), (34, 542276), (56, 329239), (68, 271138), (107, 172312), (119, 154936), (136, 135569), (181, 101864), (214, 86156), (238, 77468), (362, 50932), (428, 43078), (476, 38734), (724, 25466), (749, 24616), (856, 21539), (952, 19367), (1267, 14552), (1448, 12733), (1498, 12308), (1819, 10136), (2534, 7276), (2996, 6154), (3077, 5992), (3638, 5068)]