15990736

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:343

約数の個数: 40

約数和(自身を含む): 32040360

約数和(自身を除く): 16049624

約数列:

[1, 2, 4, 8, 16, 53, 106, 109, 173, 212, 218, 346, 424, 436, 692, 848, 872, 1384, 1744, 2768, 5777, 9169, 11554, 18338, 18857, 23108, 36676, 37714, 46216, 73352, 75428, 92432, 146704, 150856, 301712, 999421, 1998842, 3997684, 7995368, 15990736]

約数ペア:

[(1, 15990736), (2, 7995368), (4, 3997684), (8, 1998842), (16, 999421), (53, 301712), (106, 150856), (109, 146704), (173, 92432), (212, 75428), (218, 73352), (346, 46216), (424, 37714), (436, 36676), (692, 23108), (848, 18857), (872, 18338), (1384, 11554), (1744, 9169), (2768, 5777)]