20842094

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{383}}^1$

素因数の和:441

約数の個数: 48

約数和(自身を含む): 40476672

約数和(自身を除く): 19634578

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 169, 182, 299, 322, 338, 383, 598, 766, 1183, 2093, 2366, 2681, 3887, 4186, 4979, 5362, 7774, 8809, 9958, 17618, 27209, 34853, 54418, 61663, 64727, 69706, 114517, 123326, 129454, 229034, 453089, 801619, 906178, 1488721, 1603238, 2977442, 10421047, 20842094]

約数ペア:

[(1, 20842094), (2, 10421047), (7, 2977442), (13, 1603238), (14, 1488721), (23, 906178), (26, 801619), (46, 453089), (91, 229034), (161, 129454), (169, 123326), (182, 114517), (299, 69706), (322, 64727), (338, 61663), (383, 54418), (598, 34853), (766, 27209), (1183, 17618), (2093, 9958), (2366, 8809), (2681, 7774), (3887, 5362), (4186, 4979)]