18799976

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4409}}^1$

素因数の和:4469

約数の個数: 32

約数和(自身を含む): 38896200

約数和(自身を除く): 20096224

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 1066, 2132, 4264, 4409, 8818, 17636, 35272, 57317, 114634, 180769, 229268, 361538, 458536, 723076, 1446152, 2349997, 4699994, 9399988, 18799976]

約数ペア:

[(1, 18799976), (2, 9399988), (4, 4699994), (8, 2349997), (13, 1446152), (26, 723076), (41, 458536), (52, 361538), (82, 229268), (104, 180769), (164, 114634), (328, 57317), (533, 35272), (1066, 17636), (2132, 8818), (4264, 4409)]