19896780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{331613}}^1$

素因数の和:331625

約数の個数: 24

約数和(自身を含む): 55711152

約数和(自身を除く): 35814372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 331613, 663226, 994839, 1326452, 1658065, 1989678, 3316130, 3979356, 4974195, 6632260, 9948390, 19896780]

約数ペア:

[(1, 19896780), (2, 9948390), (3, 6632260), (4, 4974195), (5, 3979356), (6, 3316130), (10, 1989678), (12, 1658065), (15, 1326452), (20, 994839), (30, 663226), (60, 331613)]