20904366

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{9391}}^1$

素因数の和:9456

約数の個数: 32

約数和(自身を含む): 48688128

約数和(自身を除く): 27783762

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 742, 1113, 2226, 9391, 18782, 28173, 56346, 65737, 131474, 197211, 394422, 497723, 995446, 1493169, 2986338, 3484061, 6968122, 10452183, 20904366]

約数ペア:

[(1, 20904366), (2, 10452183), (3, 6968122), (6, 3484061), (7, 2986338), (14, 1493169), (21, 995446), (42, 497723), (53, 394422), (106, 197211), (159, 131474), (318, 65737), (371, 56346), (742, 28173), (1113, 18782), (2226, 9391)]