19480208

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{733}}^1$

素因数の和:903

約数の個数: 40

約数和(自身を含む): 41503296

約数和(自身を除く): 22023088

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 151, 176, 302, 604, 733, 1208, 1466, 1661, 2416, 2932, 3322, 5864, 6644, 8063, 11728, 13288, 16126, 26576, 32252, 64504, 110683, 129008, 221366, 442732, 885464, 1217513, 1770928, 2435026, 4870052, 9740104, 19480208]

約数ペア:

[(1, 19480208), (2, 9740104), (4, 4870052), (8, 2435026), (11, 1770928), (16, 1217513), (22, 885464), (44, 442732), (88, 221366), (151, 129008), (176, 110683), (302, 64504), (604, 32252), (733, 26576), (1208, 16126), (1466, 13288), (1661, 11728), (2416, 8063), (2932, 6644), (3322, 5864)]