18814677

素因数分解:

$3^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{859}}^1$

素因数の和:1025

約数の個数: 24

約数和(自身を含む): 29412000

約数和(自身を除く): 10597323

約数列:

[1, 3, 7, 21, 49, 147, 149, 447, 859, 1043, 2577, 3129, 6013, 7301, 18039, 21903, 42091, 126273, 127991, 383973, 895937, 2687811, 6271559, 18814677]

約数ペア:

[(1, 18814677), (3, 6271559), (7, 2687811), (21, 895937), (49, 383973), (147, 127991), (149, 126273), (447, 42091), (859, 21903), (1043, 18039), (2577, 7301), (3129, 6013)]