19444828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{19681}}^1$

素因数の和:19717

約数の個数: 24

約数和(自身を含む): 38576720

約数和(自身を除く): 19131892

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 19681, 39362, 78724, 255853, 373939, 511706, 747878, 1023412, 1495756, 4861207, 9722414, 19444828]

約数ペア:

[(1, 19444828), (2, 9722414), (4, 4861207), (13, 1495756), (19, 1023412), (26, 747878), (38, 511706), (52, 373939), (76, 255853), (247, 78724), (494, 39362), (988, 19681)]