20305734

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{547}}^1$

素因数の和:844

約数の個数: 32

約数和(自身を含む): 42612480

約数和(自身を除く): 22306746

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 269, 538, 547, 807, 1094, 1614, 1641, 3282, 6187, 12374, 12581, 18561, 25162, 37122, 37743, 75486, 147143, 294286, 441429, 882858, 3384289, 6768578, 10152867, 20305734]

約数ペア:

[(1, 20305734), (2, 10152867), (3, 6768578), (6, 3384289), (23, 882858), (46, 441429), (69, 294286), (138, 147143), (269, 75486), (538, 37743), (547, 37122), (807, 25162), (1094, 18561), (1614, 12581), (1641, 12374), (3282, 6187)]