18996068

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2269}}^1$

素因数の和:2316

約数の個数: 48

約数和(自身を含む): 42712320

約数和(自身を除く): 23716252

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 91, 92, 161, 182, 299, 322, 364, 598, 644, 1196, 2093, 2269, 4186, 4538, 8372, 9076, 15883, 29497, 31766, 52187, 58994, 63532, 104374, 117988, 206479, 208748, 365309, 412958, 678431, 730618, 825916, 1356862, 1461236, 2713724, 4749017, 9498034, 18996068]

約数ペア:

[(1, 18996068), (2, 9498034), (4, 4749017), (7, 2713724), (13, 1461236), (14, 1356862), (23, 825916), (26, 730618), (28, 678431), (46, 412958), (52, 365309), (91, 208748), (92, 206479), (161, 117988), (182, 104374), (299, 63532), (322, 58994), (364, 52187), (598, 31766), (644, 29497), (1196, 15883), (2093, 9076), (2269, 8372), (4186, 4538)]