20392306

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:438

約数の個数: 32

約数和(自身を含む): 35168256

約数和(自身を除く): 14775950

約数列:

[1, 2, 11, 22, 23, 46, 191, 211, 253, 382, 422, 506, 2101, 2321, 4202, 4393, 4642, 4853, 8786, 9706, 40301, 48323, 53383, 80602, 96646, 106766, 443311, 886622, 926923, 1853846, 10196153, 20392306]

約数ペア:

[(1, 20392306), (2, 10196153), (11, 1853846), (22, 926923), (23, 886622), (46, 443311), (191, 106766), (211, 96646), (253, 80602), (382, 53383), (422, 48323), (506, 40301), (2101, 9706), (2321, 8786), (4202, 4853), (4393, 4642)]