18111816

素因数分解:

$2^3\times 3^3\times {\mathrm{71}}^1\times {\mathrm{1181}}^1$

素因数の和:1267

約数の個数: 64

約数和(自身を含む): 51062400

約数和(自身を除く): 32950584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 108, 142, 213, 216, 284, 426, 568, 639, 852, 1181, 1278, 1704, 1917, 2362, 2556, 3543, 3834, 4724, 5112, 7086, 7668, 9448, 10629, 14172, 15336, 21258, 28344, 31887, 42516, 63774, 83851, 85032, 127548, 167702, 251553, 255096, 335404, 503106, 670808, 754659, 1006212, 1509318, 2012424, 2263977, 3018636, 4527954, 6037272, 9055908, 18111816]

約数ペア:

[(1, 18111816), (2, 9055908), (3, 6037272), (4, 4527954), (6, 3018636), (8, 2263977), (9, 2012424), (12, 1509318), (18, 1006212), (24, 754659), (27, 670808), (36, 503106), (54, 335404), (71, 255096), (72, 251553), (108, 167702), (142, 127548), (213, 85032), (216, 83851), (284, 63774), (426, 42516), (568, 31887), (639, 28344), (852, 21258), (1181, 15336), (1278, 14172), (1704, 10629), (1917, 9448), (2362, 7668), (2556, 7086), (3543, 5112), (3834, 4724)]