20031518

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{857}}^1$

素因数の和:932

約数の個数: 32

約数和(自身を含む): 34594560

約数和(自身を除く): 14563042

約数列:

[1, 2, 13, 26, 29, 31, 58, 62, 377, 403, 754, 806, 857, 899, 1714, 1798, 11141, 11687, 22282, 23374, 24853, 26567, 49706, 53134, 323089, 345371, 646178, 690742, 770443, 1540886, 10015759, 20031518]

約数ペア:

[(1, 20031518), (2, 10015759), (13, 1540886), (26, 770443), (29, 690742), (31, 646178), (58, 345371), (62, 323089), (377, 53134), (403, 49706), (754, 26567), (806, 24853), (857, 23374), (899, 22282), (1714, 11687), (1798, 11141)]