20312223

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{5903}}^1$

素因数の和:5974

約数の個数: 16

約数和(自身を含む): 28717056

約数和(自身を除く): 8404833

約数列:

[1, 3, 31, 37, 93, 111, 1147, 3441, 5903, 17709, 182993, 218411, 548979, 655233, 6770741, 20312223]

約数ペア:

[(1, 20312223), (3, 6770741), (31, 655233), (37, 548979), (93, 218411), (111, 182993), (1147, 17709), (3441, 5903)]