20647510159

素因数分解:

${\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{2486753}}^1$

素因数の和:2486814

約数の個数: 12

約数和(自身を含む): 22738878576

約数和(自身を除く): 2091368417

約数列:

[1, 19, 23, 361, 437, 8303, 2486753, 47248307, 57195319, 897717833, 1086711061, 20647510159]

約数ペア:

[(1, 20647510159), (19, 1086711061), (23, 897717833), (361, 57195319), (437, 47248307), (8303, 2486753)]