19198978621

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1471}}^1\times {\mathrm{22159}}^1$

素因数の和:23680

約数の個数: 16

約数和(自身を含む): 20876492800

約数和(自身を除く): 1677514179

約数列:

[1, 19, 31, 589, 1471, 22159, 27949, 45601, 421021, 686929, 866419, 13051651, 32595889, 619321891, 1010472559, 19198978621]

約数ペア:

[(1, 19198978621), (19, 1010472559), (31, 619321891), (589, 32595889), (1471, 13051651), (22159, 866419), (27949, 686929), (45601, 421021)]