19540542

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{4517}}^1$

素因数の和:4632

約数の個数: 32

約数和(自身を含む): 45107712

約数和(自身を除く): 25567170

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 103, 206, 309, 618, 721, 1442, 2163, 4326, 4517, 9034, 13551, 27102, 31619, 63238, 94857, 189714, 465251, 930502, 1395753, 2791506, 3256757, 6513514, 9770271, 19540542]

約数ペア:

[(1, 19540542), (2, 9770271), (3, 6513514), (6, 3256757), (7, 2791506), (14, 1395753), (21, 930502), (42, 465251), (103, 189714), (206, 94857), (309, 63238), (618, 31619), (721, 27102), (1442, 13551), (2163, 9034), (4326, 4517)]