20243887

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:438

約数の個数: 16

約数和(自身を含む): 21998592

約数和(自身を除く): 1754705

約数列:

[1, 23, 47, 61, 307, 1081, 1403, 2867, 7061, 14429, 18727, 65941, 331867, 430721, 880169, 20243887]

約数ペア:

[(1, 20243887), (23, 880169), (47, 430721), (61, 331867), (307, 65941), (1081, 18727), (1403, 14429), (2867, 7061)]