20809723928

素因数分解:

$2^3\times 7^1\times {\mathrm{51907}}^1\times {\mathrm{7159}}^1$

素因数の和:59079

約数の個数: 32

約数和(自身を含む): 44599353600

約数和(自身を除く): 23789629672

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 7159, 14318, 28636, 50113, 51907, 57272, 100226, 103814, 200452, 207628, 363349, 400904, 415256, 726698, 1453396, 2906792, 371602213, 743204426, 1486408852, 2601215491, 2972817704, 5202430982, 10404861964, 20809723928]

約数ペア:

[(1, 20809723928), (2, 10404861964), (4, 5202430982), (7, 2972817704), (8, 2601215491), (14, 1486408852), (28, 743204426), (56, 371602213), (7159, 2906792), (14318, 1453396), (28636, 726698), (50113, 415256), (51907, 400904), (57272, 363349), (100226, 207628), (103814, 200452)]