20618039

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{383}}^1$

素因数の和:538

約数の個数: 16

約数和(自身を含む): 23030784

約数和(自身を除く): 2412745

約数列:

[1, 13, 41, 101, 383, 533, 1313, 4141, 4979, 15703, 38683, 53833, 204139, 502879, 1586003, 20618039]

約数ペア:

[(1, 20618039), (13, 1586003), (41, 502879), (101, 204139), (383, 53833), (533, 38683), (1313, 15703), (4141, 4979)]