19488243

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 29030400

約数和(自身を除く): 9542157

約数列:

[1, 3, 19, 31, 41, 57, 93, 123, 269, 589, 779, 807, 1271, 1767, 2337, 3813, 5111, 8339, 11029, 15333, 24149, 25017, 33087, 72447, 158441, 209551, 341899, 475323, 628653, 1025697, 6496081, 19488243]

約数ペア:

[(1, 19488243), (3, 6496081), (19, 1025697), (31, 628653), (41, 475323), (57, 341899), (93, 209551), (123, 158441), (269, 72447), (589, 33087), (779, 25017), (807, 24149), (1271, 15333), (1767, 11029), (2337, 8339), (3813, 5111)]