20005809312

素因数分解:

$2^5\times 3^1\times {\mathrm{257}}^1\times {\mathrm{810871}}^1$

素因数の和:811141

約数の個数: 48

約数和(自身を含む): 52719653952

約数和(自身を除く): 32713844640

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 257, 514, 771, 1028, 1542, 2056, 3084, 4112, 6168, 8224, 12336, 24672, 810871, 1621742, 2432613, 3243484, 4865226, 6486968, 9730452, 12973936, 19460904, 25947872, 38921808, 77843616, 208393847, 416787694, 625181541, 833575388, 1250363082, 1667150776, 2500726164, 3334301552, 5001452328, 6668603104, 10002904656, 20005809312]

約数ペア:

[(1, 20005809312), (2, 10002904656), (3, 6668603104), (4, 5001452328), (6, 3334301552), (8, 2500726164), (12, 1667150776), (16, 1250363082), (24, 833575388), (32, 625181541), (48, 416787694), (96, 208393847), (257, 77843616), (514, 38921808), (771, 25947872), (1028, 19460904), (1542, 12973936), (2056, 9730452), (3084, 6486968), (4112, 4865226), (6168, 3243484), (8224, 2432613), (12336, 1621742), (24672, 810871)]