1900903906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1\times {\mathrm{7207}}^1$

素因数の和:7870

約数の個数: 32

約数和(自身を含む): 3279928320

約数和(自身を除く): 1379024414

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 631, 1262, 6941, 7207, 11989, 13882, 14414, 23978, 79277, 131879, 136933, 158554, 263758, 273866, 1506263, 3012526, 4547617, 9095234, 50023787, 86404723, 100047574, 172809446, 950451953, 1900903906]

約数ペア:

[(1, 1900903906), (2, 950451953), (11, 172809446), (19, 100047574), (22, 86404723), (38, 50023787), (209, 9095234), (418, 4547617), (631, 3012526), (1262, 1506263), (6941, 273866), (7207, 263758), (11989, 158554), (13882, 136933), (14414, 131879), (23978, 79277)]