19953116912

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{65179}}^1$

素因数の和:65278

約数の個数: 60

約数和(自身を含む): 41571412920

約数和(自身を除く): 21618296008

約数列:

[1, 2, 4, 8, 16, 19, 38, 53, 76, 106, 152, 212, 304, 361, 424, 722, 848, 1007, 1444, 2014, 2888, 4028, 5776, 8056, 16112, 19133, 38266, 65179, 76532, 130358, 153064, 260716, 306128, 521432, 1042864, 1238401, 2476802, 3454487, 4953604, 6908974, 9907208, 13817948, 19814416, 23529619, 27635896, 47059238, 55271792, 65635253, 94118476, 131270506, 188236952, 262541012, 376473904, 525082024, 1050164048, 1247069807, 2494139614, 4988279228, 9976558456, 19953116912]

約数ペア:

[(1, 19953116912), (2, 9976558456), (4, 4988279228), (8, 2494139614), (16, 1247069807), (19, 1050164048), (38, 525082024), (53, 376473904), (76, 262541012), (106, 188236952), (152, 131270506), (212, 94118476), (304, 65635253), (361, 55271792), (424, 47059238), (722, 27635896), (848, 23529619), (1007, 19814416), (1444, 13817948), (2014, 9907208), (2888, 6908974), (4028, 4953604), (5776, 3454487), (8056, 2476802), (16112, 1238401), (19133, 1042864), (38266, 521432), (65179, 306128), (76532, 260716), (130358, 153064)]