18778896

素因数分解:

$2^4\times 3^2\times {\mathrm{130409}}^1$

素因数の和:130423

約数の個数: 30

約数和(自身を含む): 52555230

約数和(自身を除く): 33776334

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 130409, 260818, 391227, 521636, 782454, 1043272, 1173681, 1564908, 2086544, 2347362, 3129816, 4694724, 6259632, 9389448, 18778896]

約数ペア:

[(1, 18778896), (2, 9389448), (3, 6259632), (4, 4694724), (6, 3129816), (8, 2347362), (9, 2086544), (12, 1564908), (16, 1173681), (18, 1043272), (24, 782454), (36, 521636), (48, 391227), (72, 260818), (144, 130409)]