19401264

素因数分解:

$2^4\times 3^2\times {\mathrm{134731}}^1$

素因数の和:134745

約数の個数: 30

約数和(自身を含む): 54296996

約数和(自身を除く): 34895732

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 134731, 269462, 404193, 538924, 808386, 1077848, 1212579, 1616772, 2155696, 2425158, 3233544, 4850316, 6467088, 9700632, 19401264]

約数ペア:

[(1, 19401264), (2, 9700632), (3, 6467088), (4, 4850316), (6, 3233544), (8, 2425158), (9, 2155696), (12, 1616772), (16, 1212579), (18, 1077848), (24, 808386), (36, 538924), (48, 404193), (72, 269462), (144, 134731)]