20091422

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{1669}}^1$

素因数の和:2147

約数の個数: 16

約数和(自身を含む): 32544960

約数和(自身を除く): 12453538

約数列:

[1, 2, 13, 26, 463, 926, 1669, 3338, 6019, 12038, 21697, 43394, 772747, 1545494, 10045711, 20091422]

約数ペア:

[(1, 20091422), (2, 10045711), (13, 1545494), (26, 772747), (463, 43394), (926, 21697), (1669, 12038), (3338, 6019)]