19208728

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31183}}^1$

素因数の和:31207

約数の個数: 32

約数和(自身を含む): 44904960

約数和(自身を除く): 25696232

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 31183, 62366, 124732, 218281, 249464, 343013, 436562, 686026, 873124, 1372052, 1746248, 2401091, 2744104, 4802182, 9604364, 19208728]

約数ペア:

[(1, 19208728), (2, 9604364), (4, 4802182), (7, 2744104), (8, 2401091), (11, 1746248), (14, 1372052), (22, 873124), (28, 686026), (44, 436562), (56, 343013), (77, 249464), (88, 218281), (154, 124732), (308, 62366), (616, 31183)]