18751252

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18979}}^1$

素因数の和:19015

約数の個数: 24

約数和(自身を含む): 37200800

約数和(自身を除く): 18449548

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 18979, 37958, 75916, 246727, 360601, 493454, 721202, 986908, 1442404, 4687813, 9375626, 18751252]

約数ペア:

[(1, 18751252), (2, 9375626), (4, 4687813), (13, 1442404), (19, 986908), (26, 721202), (38, 493454), (52, 360601), (76, 246727), (247, 75916), (494, 37958), (988, 18979)]