20084870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3593}}^1$

素因数の和:3656

約数の個数: 32

約数和(自身を含む): 39850272

約数和(自身を除く): 19765402

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 3593, 5590, 7186, 17965, 35930, 46709, 93418, 154499, 233545, 308998, 467090, 772495, 1544990, 2008487, 4016974, 10042435, 20084870]

約数ペア:

[(1, 20084870), (2, 10042435), (5, 4016974), (10, 2008487), (13, 1544990), (26, 772495), (43, 467090), (65, 308998), (86, 233545), (130, 154499), (215, 93418), (430, 46709), (559, 35930), (1118, 17965), (2795, 7186), (3593, 5590)]