19630310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1621}}^1$

素因数の和:1808

約数の個数: 32

約数和(自身を含む): 40640832

約数和(自身を除く): 21010522

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 173, 346, 865, 1211, 1621, 1730, 2422, 3242, 6055, 8105, 11347, 12110, 16210, 22694, 56735, 113470, 280433, 560866, 1402165, 1963031, 2804330, 3926062, 9815155, 19630310]

約数ペア:

[(1, 19630310), (2, 9815155), (5, 3926062), (7, 2804330), (10, 1963031), (14, 1402165), (35, 560866), (70, 280433), (173, 113470), (346, 56735), (865, 22694), (1211, 16210), (1621, 12110), (1730, 11347), (2422, 8105), (3242, 6055)]