19871358

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19597}}^1$

素因数の和:19628

約数の個数: 24

約数和(自身を含む): 43037208

約数和(自身を除く): 23165850

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 19597, 39194, 58791, 117582, 254761, 509522, 764283, 1528566, 3311893, 6623786, 9935679, 19871358]

約数ペア:

[(1, 19871358), (2, 9935679), (3, 6623786), (6, 3311893), (13, 1528566), (26, 764283), (39, 509522), (78, 254761), (169, 117582), (338, 58791), (507, 39194), (1014, 19597)]