19411336

素因数分解:

$2^3\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1381}}^1$

素因数の和:1645

約数の個数: 32

約数和(自身を含む): 41791680

約数和(自身を除く): 22380344

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 251, 502, 1004, 1381, 1757, 2008, 2762, 3514, 5524, 7028, 9667, 11048, 14056, 19334, 38668, 77336, 346631, 693262, 1386524, 2426417, 2773048, 4852834, 9705668, 19411336]

約数ペア:

[(1, 19411336), (2, 9705668), (4, 4852834), (7, 2773048), (8, 2426417), (14, 1386524), (28, 693262), (56, 346631), (251, 77336), (502, 38668), (1004, 19334), (1381, 14056), (1757, 11048), (2008, 9667), (2762, 7028), (3514, 5524)]