17987928

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{107071}}^1$

素因数の和:107087

約数の個数: 32

約数和(自身を含む): 51394560

約数和(自身を除く): 33406632

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 107071, 214142, 321213, 428284, 642426, 749497, 856568, 1284852, 1498994, 2248491, 2569704, 2997988, 4496982, 5995976, 8993964, 17987928]

約数ペア:

[(1, 17987928), (2, 8993964), (3, 5995976), (4, 4496982), (6, 2997988), (7, 2569704), (8, 2248491), (12, 1498994), (14, 1284852), (21, 856568), (24, 749497), (28, 642426), (42, 428284), (56, 321213), (84, 214142), (168, 107071)]