18428844018

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{236267231}}^1$

素因数の和:236267249

約数の個数: 16

約数和(自身を含む): 39692894976

約数和(自身を除く): 21264050958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 236267231, 472534462, 708801693, 1417603386, 3071474003, 6142948006, 9214422009, 18428844018]

約数ペア:

[(1, 18428844018), (2, 9214422009), (3, 6142948006), (6, 3071474003), (13, 1417603386), (26, 708801693), (39, 472534462), (78, 236267231)]