22519237

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 28062720

約数和(自身を除く): 5543483

約数列:

[1, 13, 17, 19, 31, 173, 221, 247, 323, 403, 527, 589, 2249, 2941, 3287, 4199, 5363, 6851, 7657, 10013, 38233, 42731, 55879, 69719, 91171, 101897, 130169, 726427, 1185223, 1324661, 1732249, 22519237]

約数ペア:

[(1, 22519237), (13, 1732249), (17, 1324661), (19, 1185223), (31, 726427), (173, 130169), (221, 101897), (247, 91171), (323, 69719), (403, 55879), (527, 42731), (589, 38233), (2249, 10013), (2941, 7657), (3287, 6851), (4199, 5363)]