20153916

素因数分解:

$2^2\times 3^2\times {\mathrm{559831}}^1$

素因数の和:559841

約数の個数: 18

約数和(自身を含む): 50944712

約数和(自身を除く): 30790796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 559831, 1119662, 1679493, 2239324, 3358986, 5038479, 6717972, 10076958, 20153916]

約数ペア:

[(1, 20153916), (2, 10076958), (3, 6717972), (4, 5038479), (6, 3358986), (9, 2239324), (12, 1679493), (18, 1119662), (36, 559831)]