19108144

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{719}}^1$

素因数の和:889

約数の個数: 40

約数和(自身を含む): 40711680

約数和(自身を除く): 21603536

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 151, 176, 302, 604, 719, 1208, 1438, 1661, 2416, 2876, 3322, 5752, 6644, 7909, 11504, 13288, 15818, 26576, 31636, 63272, 108569, 126544, 217138, 434276, 868552, 1194259, 1737104, 2388518, 4777036, 9554072, 19108144]

約数ペア:

[(1, 19108144), (2, 9554072), (4, 4777036), (8, 2388518), (11, 1737104), (16, 1194259), (22, 868552), (44, 434276), (88, 217138), (151, 126544), (176, 108569), (302, 63272), (604, 31636), (719, 26576), (1208, 15818), (1438, 13288), (1661, 11504), (2416, 7909), (2876, 6644), (3322, 5752)]