20214704

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:357

約数の個数: 40

約数和(自身を含む): 40347120

約数和(自身を除く): 20132416

約数列:

[1, 2, 4, 8, 16, 67, 109, 134, 173, 218, 268, 346, 436, 536, 692, 872, 1072, 1384, 1744, 2768, 7303, 11591, 14606, 18857, 23182, 29212, 37714, 46364, 58424, 75428, 92728, 116848, 150856, 185456, 301712, 1263419, 2526838, 5053676, 10107352, 20214704]

約数ペア:

[(1, 20214704), (2, 10107352), (4, 5053676), (8, 2526838), (16, 1263419), (67, 301712), (109, 185456), (134, 150856), (173, 116848), (218, 92728), (268, 75428), (346, 58424), (436, 46364), (536, 37714), (692, 29212), (872, 23182), (1072, 18857), (1384, 14606), (1744, 11591), (2768, 7303)]