20772790

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{593}}^1$

素因数の和:744

約数の個数: 32

約数和(自身を含む): 39004416

約数和(自身を除く): 18231626

約数列:

[1, 2, 5, 10, 31, 62, 113, 155, 226, 310, 565, 593, 1130, 1186, 2965, 3503, 5930, 7006, 17515, 18383, 35030, 36766, 67009, 91915, 134018, 183830, 335045, 670090, 2077279, 4154558, 10386395, 20772790]

約数ペア:

[(1, 20772790), (2, 10386395), (5, 4154558), (10, 2077279), (31, 670090), (62, 335045), (113, 183830), (155, 134018), (226, 91915), (310, 67009), (565, 36766), (593, 35030), (1130, 18383), (1186, 17515), (2965, 7006), (3503, 5930)]