20453555

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{6133}}^1$

素因数の和:6190

約数の個数: 16

約数和(自身を含む): 26498880

約数和(自身を除く): 6045325

約数列:

[1, 5, 23, 29, 115, 145, 667, 3335, 6133, 30665, 141059, 177857, 705295, 889285, 4090711, 20453555]

約数ペア:

[(1, 20453555), (5, 4090711), (23, 889285), (29, 705295), (115, 177857), (145, 141059), (667, 30665), (3335, 6133)]