19883578

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1879}}^1$

素因数の和:1942

約数の個数: 32

約数和(自身を含む): 36005760

約数和(自身を除く): 16122182

約数列:

[1, 2, 11, 13, 22, 26, 37, 74, 143, 286, 407, 481, 814, 962, 1879, 3758, 5291, 10582, 20669, 24427, 41338, 48854, 69523, 139046, 268697, 537394, 764753, 903799, 1529506, 1807598, 9941789, 19883578]

約数ペア:

[(1, 19883578), (2, 9941789), (11, 1807598), (13, 1529506), (22, 903799), (26, 764753), (37, 537394), (74, 268697), (143, 139046), (286, 69523), (407, 48854), (481, 41338), (814, 24427), (962, 20669), (1879, 10582), (3758, 5291)]