20121246

素因数分解:

$2^1\times 3^2\times {\mathrm{349}}^1\times {\mathrm{3203}}^1$

素因数の和:3560

約数の個数: 24

約数和(自身を含む): 43734600

約数和(自身を除く): 23613354

約数列:

[1, 2, 3, 6, 9, 18, 349, 698, 1047, 2094, 3141, 3203, 6282, 6406, 9609, 19218, 28827, 57654, 1117847, 2235694, 3353541, 6707082, 10060623, 20121246]

約数ペア:

[(1, 20121246), (2, 10060623), (3, 6707082), (6, 3353541), (9, 2235694), (18, 1117847), (349, 57654), (698, 28827), (1047, 19218), (2094, 9609), (3141, 6406), (3203, 6282)]