1820572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 3468416

約数和(自身を除く): 1647844

約数列:

[1, 2, 4, 13, 26, 52, 157, 223, 314, 446, 628, 892, 2041, 2899, 4082, 5798, 8164, 11596, 35011, 70022, 140044, 455143, 910286, 1820572]

約数ペア:

[(1, 1820572), (2, 910286), (4, 455143), (13, 140044), (26, 70022), (52, 35011), (157, 11596), (223, 8164), (314, 5798), (446, 4082), (628, 2899), (892, 2041)]