19279376

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{63419}}^1$

素因数の和:63446

約数の個数: 20

約数和(自身を含む): 39320400

約数和(自身を除く): 20041024

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 63419, 126838, 253676, 507352, 1014704, 1204961, 2409922, 4819844, 9639688, 19279376]

約数ペア:

[(1, 19279376), (2, 9639688), (4, 4819844), (8, 2409922), (16, 1204961), (19, 1014704), (38, 507352), (76, 253676), (152, 126838), (304, 63419)]