197914678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{17419}}^1$

素因数の和:17476

約数の個数: 32

約数和(自身を含む): 351187200

約数和(自身を除く): 153272522

約数列:

[1, 2, 13, 19, 23, 26, 38, 46, 247, 299, 437, 494, 598, 874, 5681, 11362, 17419, 34838, 226447, 330961, 400637, 452894, 661922, 801274, 4302493, 5208281, 7612103, 8604986, 10416562, 15224206, 98957339, 197914678]

約数ペア:

[(1, 197914678), (2, 98957339), (13, 15224206), (19, 10416562), (23, 8604986), (26, 7612103), (38, 5208281), (46, 4302493), (247, 801274), (299, 661922), (437, 452894), (494, 400637), (598, 330961), (874, 226447), (5681, 34838), (11362, 17419)]