19188287

素因数分解:

${\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:590

約数の個数: 12

約数和(自身を含む): 20352528

約数和(自身を除く): 1164241

約数列:

[1, 31, 41, 487, 961, 1271, 15097, 19967, 39401, 468007, 618977, 19188287]

約数ペア:

[(1, 19188287), (31, 618977), (41, 468007), (487, 39401), (961, 19967), (1271, 15097)]