20342504

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27943}}^1$

素因数の和:27969

約数の個数: 32

約数和(自身を含む): 46945920

約数和(自身を除く): 26603416

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 27943, 55886, 111772, 195601, 223544, 363259, 391202, 726518, 782404, 1453036, 1564808, 2542813, 2906072, 5085626, 10171252, 20342504]

約数ペア:

[(1, 20342504), (2, 10171252), (4, 5085626), (7, 2906072), (8, 2542813), (13, 1564808), (14, 1453036), (26, 782404), (28, 726518), (52, 391202), (56, 363259), (91, 223544), (104, 195601), (182, 111772), (364, 55886), (728, 27943)]