20613747

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89237}}^1$

素因数の和:89258

約数の個数: 16

約数和(自身を含む): 34267392

約数和(自身を除く): 13653645

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 89237, 267711, 624659, 981607, 1873977, 2944821, 6871249, 20613747]

約数ペア:

[(1, 20613747), (3, 6871249), (7, 2944821), (11, 1873977), (21, 981607), (33, 624659), (77, 267711), (231, 89237)]