19584994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^2$

素因数の和:151

約数の個数: 48

約数和(自身を含む): 36400896

約数和(自身を除く): 16815902

約数列:

[1, 2, 11, 13, 22, 26, 31, 47, 62, 94, 143, 286, 341, 403, 517, 611, 682, 806, 1034, 1222, 1457, 2209, 2914, 4418, 4433, 6721, 8866, 13442, 16027, 18941, 24299, 28717, 32054, 37882, 48598, 57434, 68479, 136958, 208351, 315887, 416702, 631774, 753269, 890227, 1506538, 1780454, 9792497, 19584994]

約数ペア:

[(1, 19584994), (2, 9792497), (11, 1780454), (13, 1506538), (22, 890227), (26, 753269), (31, 631774), (47, 416702), (62, 315887), (94, 208351), (143, 136958), (286, 68479), (341, 57434), (403, 48598), (517, 37882), (611, 32054), (682, 28717), (806, 24299), (1034, 18941), (1222, 16027), (1457, 13442), (2209, 8866), (2914, 6721), (4418, 4433)]