19318280

素因数分解:

$2^3\times 5^1\times {\mathrm{482957}}^1$

素因数の和:482968

約数の個数: 16

約数和(自身を含む): 43466220

約数和(自身を除く): 24147940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 482957, 965914, 1931828, 2414785, 3863656, 4829570, 9659140, 19318280]

約数ペア:

[(1, 19318280), (2, 9659140), (4, 4829570), (5, 3863656), (8, 2414785), (10, 1931828), (20, 965914), (40, 482957)]