18842817

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1123}}^1$

素因数の和:1197

約数の個数: 32

約数和(自身を含む): 31076352

約数和(自身を除く): 12233535

約数列:

[1, 3, 7, 17, 21, 47, 51, 119, 141, 329, 357, 799, 987, 1123, 2397, 3369, 5593, 7861, 16779, 19091, 23583, 52781, 57273, 133637, 158343, 369467, 400911, 897277, 1108401, 2691831, 6280939, 18842817]

約数ペア:

[(1, 18842817), (3, 6280939), (7, 2691831), (17, 1108401), (21, 897277), (47, 400911), (51, 369467), (119, 158343), (141, 133637), (329, 57273), (357, 52781), (799, 23583), (987, 19091), (1123, 16779), (2397, 7861), (3369, 5593)]