16571918

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^2$

素因数の和:149

約数の個数: 36

約数和(自身を含む): 28817376

約数和(自身を除く): 12245458

約数列:

[1, 2, 11, 22, 31, 47, 62, 94, 121, 242, 341, 517, 682, 1034, 1457, 2209, 2914, 3751, 4418, 5687, 7502, 11374, 16027, 24299, 32054, 48598, 68479, 136958, 176297, 267289, 352594, 534578, 753269, 1506538, 8285959, 16571918]

約数ペア:

[(1, 16571918), (2, 8285959), (11, 1506538), (22, 753269), (31, 534578), (47, 352594), (62, 267289), (94, 176297), (121, 136958), (242, 68479), (341, 48598), (517, 32054), (682, 24299), (1034, 16027), (1457, 11374), (2209, 7502), (2914, 5687), (3751, 4418)]