20102478

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{541}}^1\times {\mathrm{563}}^1$

素因数の和:1120

約数の個数: 32

約数和(自身を含む): 44019072

約数和(自身を除く): 23916594

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 541, 563, 1082, 1126, 1623, 1689, 3246, 3378, 5951, 6193, 11902, 12386, 17853, 18579, 35706, 37158, 304583, 609166, 913749, 1827498, 3350413, 6700826, 10051239, 20102478]

約数ペア:

[(1, 20102478), (2, 10051239), (3, 6700826), (6, 3350413), (11, 1827498), (22, 913749), (33, 609166), (66, 304583), (541, 37158), (563, 35706), (1082, 18579), (1126, 17853), (1623, 12386), (1689, 11902), (3246, 6193), (3378, 5951)]