18240858

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{23567}}^1$

素因数の和:23618

約数の個数: 24

約数和(自身を含む): 40442688

約数和(自身を除く): 22201830

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 23567, 47134, 70701, 141402, 212103, 424206, 1013381, 2026762, 3040143, 6080286, 9120429, 18240858]

約数ペア:

[(1, 18240858), (2, 9120429), (3, 6080286), (6, 3040143), (9, 2026762), (18, 1013381), (43, 424206), (86, 212103), (129, 141402), (258, 70701), (387, 47134), (774, 23567)]