18136239

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{12781}}^1$

素因数の和:12838

約数の個数: 16

約数和(自身を含む): 26995584

約数和(自身を除く): 8859345

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 12781, 38343, 140591, 421773, 549583, 1648749, 6045413, 18136239]

約数ペア:

[(1, 18136239), (3, 6045413), (11, 1648749), (33, 549583), (43, 421773), (129, 140591), (473, 38343), (1419, 12781)]