203280304

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{208279}}^1$

素因数の和:208348

約数の個数: 20

約数和(自身を含む): 400314160

約数和(自身を除く): 197033856

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 208279, 416558, 833116, 1666232, 3332464, 12705019, 25410038, 50820076, 101640152, 203280304]

約数ペア:

[(1, 203280304), (2, 101640152), (4, 50820076), (8, 25410038), (16, 12705019), (61, 3332464), (122, 1666232), (244, 833116), (488, 416558), (976, 208279)]