20526216

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{587}}^1$

素因数の和:674

約数の個数: 64

約数和(自身を含む): 54190080

約数和(自身を除く): 33663864

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 47, 62, 93, 94, 124, 141, 186, 188, 248, 282, 372, 376, 564, 587, 744, 1128, 1174, 1457, 1761, 2348, 2914, 3522, 4371, 4696, 5828, 7044, 8742, 11656, 14088, 17484, 18197, 27589, 34968, 36394, 54591, 55178, 72788, 82767, 109182, 110356, 145576, 165534, 218364, 220712, 331068, 436728, 662136, 855259, 1710518, 2565777, 3421036, 5131554, 6842072, 10263108, 20526216]

約数ペア:

[(1, 20526216), (2, 10263108), (3, 6842072), (4, 5131554), (6, 3421036), (8, 2565777), (12, 1710518), (24, 855259), (31, 662136), (47, 436728), (62, 331068), (93, 220712), (94, 218364), (124, 165534), (141, 145576), (186, 110356), (188, 109182), (248, 82767), (282, 72788), (372, 55178), (376, 54591), (564, 36394), (587, 34968), (744, 27589), (1128, 18197), (1174, 17484), (1457, 14088), (1761, 11656), (2348, 8742), (2914, 7044), (3522, 5828), (4371, 4696)]