19691144

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{11777}}^1$

素因数の和:11813

約数の個数: 32

約数和(自身を含む): 42400800

約数和(自身を除く): 22709656

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 11777, 23554, 47108, 94216, 129547, 223763, 259094, 447526, 518188, 895052, 1036376, 1790104, 2461393, 4922786, 9845572, 19691144]

約数ペア:

[(1, 19691144), (2, 9845572), (4, 4922786), (8, 2461393), (11, 1790104), (19, 1036376), (22, 895052), (38, 518188), (44, 447526), (76, 259094), (88, 223763), (152, 129547), (209, 94216), (418, 47108), (836, 23554), (1672, 11777)]