16561636

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{263}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 36013824

約数和(自身を除く): 19452188

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 173, 182, 263, 346, 364, 526, 692, 1052, 1211, 1841, 2249, 2422, 3419, 3682, 4498, 4844, 6838, 7364, 8996, 13676, 15743, 23933, 31486, 45499, 47866, 62972, 90998, 95732, 181996, 318493, 591487, 636986, 1182974, 1273972, 2365948, 4140409, 8280818, 16561636]

約数ペア:

[(1, 16561636), (2, 8280818), (4, 4140409), (7, 2365948), (13, 1273972), (14, 1182974), (26, 636986), (28, 591487), (52, 318493), (91, 181996), (173, 95732), (182, 90998), (263, 62972), (346, 47866), (364, 45499), (526, 31486), (692, 23933), (1052, 15743), (1211, 13676), (1841, 8996), (2249, 7364), (2422, 6838), (3419, 4844), (3682, 4498)]