18897294

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{242273}}^1$

素因数の和:242291

約数の個数: 16

約数和(自身を含む): 40702032

約数和(自身を除く): 21804738

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 242273, 484546, 726819, 1453638, 3149549, 6299098, 9448647, 18897294]

約数ペア:

[(1, 18897294), (2, 9448647), (3, 6299098), (6, 3149549), (13, 1453638), (26, 726819), (39, 484546), (78, 242273)]