638001874

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{3217}}^1$

素因数の和:3562

約数の個数: 32

約数和(自身を含む): 1070435520

約数和(自身を除く): 432433646

約数列:

[1, 2, 17, 19, 34, 38, 307, 323, 614, 646, 3217, 5219, 5833, 6434, 10438, 11666, 54689, 61123, 99161, 109378, 122246, 198322, 987619, 1039091, 1975238, 2078182, 16789523, 18764761, 33579046, 37529522, 319000937, 638001874]

約数ペア:

[(1, 638001874), (2, 319000937), (17, 37529522), (19, 33579046), (34, 18764761), (38, 16789523), (307, 2078182), (323, 1975238), (614, 1039091), (646, 987619), (3217, 198322), (5219, 122246), (5833, 109378), (6434, 99161), (10438, 61123), (11666, 54689)]