20072887677563

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{1873}}^1\times {\mathrm{2393}}^1\times {\mathrm{9011}}^1$

素因数の和:13355

約数の個数: 32

約数和(自身を含む): 23288279196672

約数和(自身を除く): 3215391519109

約数列:

[1, 7, 71, 497, 1873, 2393, 9011, 13111, 16751, 63077, 132983, 169903, 639781, 930881, 1189321, 4478467, 4482089, 16877603, 21563323, 31374623, 118143221, 150943261, 318228319, 1198309813, 1530995933, 2227598233, 8388168691, 10716971531, 40388103979, 282716727853, 2867555382509, 20072887677563]

約数ペア:

[(1, 20072887677563), (7, 2867555382509), (71, 282716727853), (497, 40388103979), (1873, 10716971531), (2393, 8388168691), (9011, 2227598233), (13111, 1530995933), (16751, 1198309813), (63077, 318228319), (132983, 150943261), (169903, 118143221), (639781, 31374623), (930881, 21563323), (1189321, 16877603), (4478467, 4482089)]