20438142

素因数分解:

$2^1\times 3^1\times {\mathrm{619}}^1\times {\mathrm{5503}}^1$

素因数の和:6127

約数の個数: 16

約数和(自身を含む): 40949760

約数和(自身を除く): 20511618

約数列:

[1, 2, 3, 6, 619, 1238, 1857, 3714, 5503, 11006, 16509, 33018, 3406357, 6812714, 10219071, 20438142]

約数ペア:

[(1, 20438142), (2, 10219071), (3, 6812714), (6, 3406357), (619, 33018), (1238, 16509), (1857, 11006), (3714, 5503)]