20899866

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5701}}^1$

素因数の和:5766

約数の個数: 32

約数和(自身を含む): 45980928

約数和(自身を除く): 25081062

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 141, 282, 611, 1222, 1833, 3666, 5701, 11402, 17103, 34206, 74113, 148226, 222339, 267947, 444678, 535894, 803841, 1607682, 3483311, 6966622, 10449933, 20899866]

約数ペア:

[(1, 20899866), (2, 10449933), (3, 6966622), (6, 3483311), (13, 1607682), (26, 803841), (39, 535894), (47, 444678), (78, 267947), (94, 222339), (141, 148226), (282, 74113), (611, 34206), (1222, 17103), (1833, 11402), (3666, 5701)]