20993630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{299909}}^1$

素因数の和:299923

約数の個数: 16

約数和(自身を含む): 43187040

約数和(自身を除く): 22193410

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 299909, 599818, 1499545, 2099363, 2999090, 4198726, 10496815, 20993630]

約数ペア:

[(1, 20993630), (2, 10496815), (5, 4198726), (7, 2999090), (10, 2099363), (14, 1499545), (35, 599818), (70, 299909)]