18555285

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2897}}^1$

素因数の和:2973

約数の個数: 32

約数和(自身を含む): 34497792

約数和(自身を除く): 15942507

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 427, 915, 1281, 2135, 2897, 6405, 8691, 14485, 20279, 43455, 60837, 101395, 176717, 304185, 530151, 883585, 1237019, 2650755, 3711057, 6185095, 18555285]

約数ペア:

[(1, 18555285), (3, 6185095), (5, 3711057), (7, 2650755), (15, 1237019), (21, 883585), (35, 530151), (61, 304185), (105, 176717), (183, 101395), (305, 60837), (427, 43455), (915, 20279), (1281, 14485), (2135, 8691), (2897, 6405)]