20639118

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2999}}^1$

素因数の和:3072

約数の個数: 32

約数和(自身を含む): 43776000

約数和(自身を除く): 23136882

約数列:

[1, 2, 3, 6, 31, 37, 62, 74, 93, 111, 186, 222, 1147, 2294, 2999, 3441, 5998, 6882, 8997, 17994, 92969, 110963, 185938, 221926, 278907, 332889, 557814, 665778, 3439853, 6879706, 10319559, 20639118]

約数ペア:

[(1, 20639118), (2, 10319559), (3, 6879706), (6, 3439853), (31, 665778), (37, 557814), (62, 332889), (74, 278907), (93, 221926), (111, 185938), (186, 110963), (222, 92969), (1147, 17994), (2294, 8997), (2999, 6882), (3441, 5998)]