20400216

素因数分解:

$2^3\times 3^1\times {\mathrm{850009}}^1$

素因数の和:850018

約数の個数: 16

約数和(自身を含む): 51000600

約数和(自身を除く): 30600384

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 850009, 1700018, 2550027, 3400036, 5100054, 6800072, 10200108, 20400216]

約数ペア:

[(1, 20400216), (2, 10200108), (3, 6800072), (4, 5100054), (6, 3400036), (8, 2550027), (12, 1700018), (24, 850009)]