18617118

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{238681}}^1$

素因数の和:238699

約数の個数: 16

約数和(自身を含む): 40098576

約数和(自身を除く): 21481458

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 238681, 477362, 716043, 1432086, 3102853, 6205706, 9308559, 18617118]

約数ペア:

[(1, 18617118), (2, 9308559), (3, 6205706), (6, 3102853), (13, 1432086), (26, 716043), (39, 477362), (78, 238681)]