9939904

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{919}}^1$

素因数の和:957

約数の個数: 42

約数和(自身を含む): 21381720

約数和(自身を除く): 11441816

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 169, 208, 338, 416, 676, 832, 919, 1352, 1838, 2704, 3676, 5408, 7352, 10816, 11947, 14704, 23894, 29408, 47788, 58816, 95576, 155311, 191152, 310622, 382304, 621244, 764608, 1242488, 2484976, 4969952, 9939904]

約数ペア:

[(1, 9939904), (2, 4969952), (4, 2484976), (8, 1242488), (13, 764608), (16, 621244), (26, 382304), (32, 310622), (52, 191152), (64, 155311), (104, 95576), (169, 58816), (208, 47788), (338, 29408), (416, 23894), (676, 14704), (832, 11947), (919, 10816), (1352, 7352), (1838, 5408), (2704, 3676)]