17820814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{859}}^1$

素因数の和:936

約数の個数: 32

約数和(自身を含む): 31207680

約数和(自身を除く): 13386866

約数列:

[1, 2, 11, 22, 23, 41, 46, 82, 253, 451, 506, 859, 902, 943, 1718, 1886, 9449, 10373, 18898, 19757, 20746, 35219, 39514, 70438, 217327, 387409, 434654, 774818, 810037, 1620074, 8910407, 17820814]

約数ペア:

[(1, 17820814), (2, 8910407), (11, 1620074), (22, 810037), (23, 774818), (41, 434654), (46, 387409), (82, 217327), (253, 70438), (451, 39514), (506, 35219), (859, 20746), (902, 19757), (943, 18898), (1718, 10373), (1886, 9449)]