16987045

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1097}}^1$

素因数の和:1284

約数の個数: 16

約数和(自身を含む): 21608640

約数和(自身を除く): 4621595

約数列:

[1, 5, 19, 95, 163, 815, 1097, 3097, 5485, 15485, 20843, 104215, 178811, 894055, 3397409, 16987045]

約数ペア:

[(1, 16987045), (5, 3397409), (19, 894055), (95, 178811), (163, 104215), (815, 20843), (1097, 15485), (3097, 5485)]