20918076

素因数分解:

$2^2\times 3^1\times {\mathrm{643}}^1\times {\mathrm{2711}}^1$

素因数の和:3361

約数の個数: 24

約数和(自身を含む): 48902784

約数和(自身を除く): 27984708

約数列:

[1, 2, 3, 4, 6, 12, 643, 1286, 1929, 2572, 2711, 3858, 5422, 7716, 8133, 10844, 16266, 32532, 1743173, 3486346, 5229519, 6972692, 10459038, 20918076]

約数ペア:

[(1, 20918076), (2, 10459038), (3, 6972692), (4, 5229519), (6, 3486346), (12, 1743173), (643, 32532), (1286, 16266), (1929, 10844), (2572, 8133), (2711, 7716), (3858, 5422)]