19916670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{757}}^1\times {\mathrm{877}}^1$

素因数の和:1644

約数の個数: 32

約数和(自身を含む): 47917728

約数和(自身を除く): 28001058

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 757, 877, 1514, 1754, 2271, 2631, 3785, 4385, 4542, 5262, 7570, 8770, 11355, 13155, 22710, 26310, 663889, 1327778, 1991667, 3319445, 3983334, 6638890, 9958335, 19916670]

約数ペア:

[(1, 19916670), (2, 9958335), (3, 6638890), (5, 3983334), (6, 3319445), (10, 1991667), (15, 1327778), (30, 663889), (757, 26310), (877, 22710), (1514, 13155), (1754, 11355), (2271, 8770), (2631, 7570), (3785, 5262), (4385, 4542)]