19791002

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{1669}}^1$

素因数の和:1707

約数の個数: 36

約数和(自身を含む): 37980810

約数和(自身を除く): 18189808

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 121, 154, 242, 539, 847, 1078, 1669, 1694, 3338, 5929, 11683, 11858, 18359, 23366, 36718, 81781, 128513, 163562, 201949, 257026, 403898, 899591, 1413643, 1799182, 2827286, 9895501, 19791002]

約数ペア:

[(1, 19791002), (2, 9895501), (7, 2827286), (11, 1799182), (14, 1413643), (22, 899591), (49, 403898), (77, 257026), (98, 201949), (121, 163562), (154, 128513), (242, 81781), (539, 36718), (847, 23366), (1078, 18359), (1669, 11858), (1694, 11683), (3338, 5929)]