205803422

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^2\times {\mathrm{1181}}^1$

素因数の和:1372

約数の個数: 24

約数和(自身を含む): 340884072

約数和(自身を除く): 135080650

約数列:

[1, 2, 11, 22, 89, 178, 979, 1181, 1958, 2362, 7921, 12991, 15842, 25982, 87131, 105109, 174262, 210218, 1156199, 2312398, 9354701, 18709402, 102901711, 205803422]

約数ペア:

[(1, 205803422), (2, 102901711), (11, 18709402), (22, 9354701), (89, 2312398), (178, 1156199), (979, 210218), (1181, 174262), (1958, 105109), (2362, 87131), (7921, 25982), (12991, 15842)]