18406548

素因数分解:

$2^2\times 3^3\times {\mathrm{131}}^1\times {\mathrm{1301}}^1$

素因数の和:1445

約数の個数: 48

約数和(自身を含む): 48121920

約数和(自身を除く): 29715372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 131, 262, 393, 524, 786, 1179, 1301, 1572, 2358, 2602, 3537, 3903, 4716, 5204, 7074, 7806, 11709, 14148, 15612, 23418, 35127, 46836, 70254, 140508, 170431, 340862, 511293, 681724, 1022586, 1533879, 2045172, 3067758, 4601637, 6135516, 9203274, 18406548]

約数ペア:

[(1, 18406548), (2, 9203274), (3, 6135516), (4, 4601637), (6, 3067758), (9, 2045172), (12, 1533879), (18, 1022586), (27, 681724), (36, 511293), (54, 340862), (108, 170431), (131, 140508), (262, 70254), (393, 46836), (524, 35127), (786, 23418), (1179, 15612), (1301, 14148), (1572, 11709), (2358, 7806), (2602, 7074), (3537, 5204), (3903, 4716)]