16920388630

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{433}}^1\times {\mathrm{4783}}^1$

素因数の和:5285

約数の個数: 64

約数和(自身を含む): 32887895040

約数和(自身を除く): 15967506410

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 433, 817, 866, 1634, 2165, 4085, 4330, 4783, 8170, 8227, 9566, 16454, 18619, 23915, 37238, 41135, 47830, 82270, 90877, 93095, 181754, 186190, 205669, 353761, 411338, 454385, 707522, 908770, 1028345, 1768805, 2056690, 2071039, 3537610, 3907711, 4142078, 7815422, 10355195, 19538555, 20710390, 39077110, 39349741, 78699482, 89054677, 178109354, 196748705, 393497410, 445273385, 890546770, 1692038863, 3384077726, 8460194315, 16920388630]

約数ペア:

[(1, 16920388630), (2, 8460194315), (5, 3384077726), (10, 1692038863), (19, 890546770), (38, 445273385), (43, 393497410), (86, 196748705), (95, 178109354), (190, 89054677), (215, 78699482), (430, 39349741), (433, 39077110), (817, 20710390), (866, 19538555), (1634, 10355195), (2165, 7815422), (4085, 4142078), (4330, 3907711), (4783, 3537610), (8170, 2071039), (8227, 2056690), (9566, 1768805), (16454, 1028345), (18619, 908770), (23915, 707522), (37238, 454385), (41135, 411338), (47830, 353761), (82270, 205669), (90877, 186190), (93095, 181754)]