19542984

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:734

約数の個数: 64

約数和(自身を含む): 51796800

約数和(自身を除く): 32253816

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 43, 58, 86, 87, 116, 129, 172, 174, 232, 258, 344, 348, 516, 653, 696, 1032, 1247, 1306, 1959, 2494, 2612, 3741, 3918, 4988, 5224, 7482, 7836, 9976, 14964, 15672, 18937, 28079, 29928, 37874, 56158, 56811, 75748, 84237, 112316, 113622, 151496, 168474, 224632, 227244, 336948, 454488, 673896, 814291, 1628582, 2442873, 3257164, 4885746, 6514328, 9771492, 19542984]

約数ペア:

[(1, 19542984), (2, 9771492), (3, 6514328), (4, 4885746), (6, 3257164), (8, 2442873), (12, 1628582), (24, 814291), (29, 673896), (43, 454488), (58, 336948), (86, 227244), (87, 224632), (116, 168474), (129, 151496), (172, 113622), (174, 112316), (232, 84237), (258, 75748), (344, 56811), (348, 56158), (516, 37874), (653, 29928), (696, 28079), (1032, 18937), (1247, 15672), (1306, 14964), (1959, 9976), (2494, 7836), (2612, 7482), (3741, 5224), (3918, 4988)]