19086420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{318107}}^1$

素因数の和:318119

約数の個数: 24

約数和(自身を含む): 53442144

約数和(自身を除く): 34355724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 318107, 636214, 954321, 1272428, 1590535, 1908642, 3181070, 3817284, 4771605, 6362140, 9543210, 19086420]

約数ペア:

[(1, 19086420), (2, 9543210), (3, 6362140), (4, 4771605), (5, 3817284), (6, 3181070), (10, 1908642), (12, 1590535), (15, 1272428), (20, 954321), (30, 636214), (60, 318107)]