18969322

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1\times {\mathrm{569}}^1$

素因数の和:861

約数の個数: 16

約数和(自身を含む): 29001600

約数和(自身を除く): 10032278

約数列:

[1, 2, 79, 158, 211, 422, 569, 1138, 16669, 33338, 44951, 89902, 120059, 240118, 9484661, 18969322]

約数ペア:

[(1, 18969322), (2, 9484661), (79, 240118), (158, 120059), (211, 89902), (422, 44951), (569, 33338), (1138, 16669)]