19378827

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9743}}^1$

素因数の和:9779

約数の個数: 24

約数和(自身を含む): 31921344

約数和(自身を除く): 12542517

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 9743, 29229, 87687, 126659, 165631, 379977, 496893, 1139931, 1490679, 2153203, 6459609, 19378827]

約数ペア:

[(1, 19378827), (3, 6459609), (9, 2153203), (13, 1490679), (17, 1139931), (39, 496893), (51, 379977), (117, 165631), (153, 126659), (221, 87687), (663, 29229), (1989, 9743)]