20178559770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{672618659}}^1$

素因数の和:672618669

約数の個数: 16

約数和(自身を含む): 48428543520

約数和(自身を除く): 28249983750

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 672618659, 1345237318, 2017855977, 3363093295, 4035711954, 6726186590, 10089279885, 20178559770]

約数ペア:

[(1, 20178559770), (2, 10089279885), (3, 6726186590), (5, 4035711954), (6, 3363093295), (10, 2017855977), (15, 1345237318), (30, 672618659)]