19118408

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1723}}^1$

素因数の和:1821

約数の個数: 32

約数和(自身を含む): 38272800

約数和(自身を除く): 19154392

約数列:

[1, 2, 4, 8, 19, 38, 73, 76, 146, 152, 292, 584, 1387, 1723, 2774, 3446, 5548, 6892, 11096, 13784, 32737, 65474, 125779, 130948, 251558, 261896, 503116, 1006232, 2389801, 4779602, 9559204, 19118408]

約数ペア:

[(1, 19118408), (2, 9559204), (4, 4779602), (8, 2389801), (19, 1006232), (38, 503116), (73, 261896), (76, 251558), (146, 130948), (152, 125779), (292, 65474), (584, 32737), (1387, 13784), (1723, 11096), (2774, 6892), (3446, 5548)]