28041904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{563}}^1$

素因数の和:865

約数の個数: 40

約数和(自身を含む): 59585472

約数和(自身を除く): 31543568

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 283, 563, 566, 1126, 1132, 2252, 2264, 3113, 4504, 4528, 6193, 6226, 9008, 12386, 12452, 24772, 24904, 49544, 49808, 99088, 159329, 318658, 637316, 1274632, 1752619, 2549264, 3505238, 7010476, 14020952, 28041904]

約数ペア:

[(1, 28041904), (2, 14020952), (4, 7010476), (8, 3505238), (11, 2549264), (16, 1752619), (22, 1274632), (44, 637316), (88, 318658), (176, 159329), (283, 99088), (563, 49808), (566, 49544), (1126, 24904), (1132, 24772), (2252, 12452), (2264, 12386), (3113, 9008), (4504, 6226), (4528, 6193)]