20311488

素因数分解:

$2^6\times 3^2\times {\mathrm{179}}^1\times {\mathrm{197}}^1$

素因数の和:394

約数の個数: 84

約数和(自身を含む): 58841640

約数和(自身を除く): 38530152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 179, 192, 197, 288, 358, 394, 537, 576, 591, 716, 788, 1074, 1182, 1432, 1576, 1611, 1773, 2148, 2364, 2864, 3152, 3222, 3546, 4296, 4728, 5728, 6304, 6444, 7092, 8592, 9456, 11456, 12608, 12888, 14184, 17184, 18912, 25776, 28368, 34368, 35263, 37824, 51552, 56736, 70526, 103104, 105789, 113472, 141052, 211578, 282104, 317367, 423156, 564208, 634734, 846312, 1128416, 1269468, 1692624, 2256832, 2538936, 3385248, 5077872, 6770496, 10155744, 20311488]

約数ペア:

[(1, 20311488), (2, 10155744), (3, 6770496), (4, 5077872), (6, 3385248), (8, 2538936), (9, 2256832), (12, 1692624), (16, 1269468), (18, 1128416), (24, 846312), (32, 634734), (36, 564208), (48, 423156), (64, 317367), (72, 282104), (96, 211578), (144, 141052), (179, 113472), (192, 105789), (197, 103104), (288, 70526), (358, 56736), (394, 51552), (537, 37824), (576, 35263), (591, 34368), (716, 28368), (788, 25776), (1074, 18912), (1182, 17184), (1432, 14184), (1576, 12888), (1611, 12608), (1773, 11456), (2148, 9456), (2364, 8592), (2864, 7092), (3152, 6444), (3222, 6304), (3546, 5728), (4296, 4728)]