18116245

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{283}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 26173440

約数和(自身を除く): 8057195

約数列:

[1, 5, 7, 31, 35, 59, 155, 217, 283, 295, 413, 1085, 1415, 1829, 1981, 2065, 8773, 9145, 9905, 12803, 16697, 43865, 61411, 64015, 83485, 116879, 307055, 517607, 584395, 2588035, 3623249, 18116245]

約数ペア:

[(1, 18116245), (5, 3623249), (7, 2588035), (31, 584395), (35, 517607), (59, 307055), (155, 116879), (217, 83485), (283, 64015), (295, 61411), (413, 43865), (1085, 16697), (1415, 12803), (1829, 9905), (1981, 9145), (2065, 8773)]