20156594276

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1178197}}^1$

素因数の和:1178268

約数の個数: 48

約数和(自身を含む): 44337947136

約数和(自身を除く): 24181352860

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 47, 52, 91, 94, 182, 188, 329, 364, 611, 658, 1222, 1316, 2444, 4277, 8554, 17108, 1178197, 2356394, 4712788, 8247379, 15316561, 16494758, 30633122, 32989516, 55375259, 61266244, 107215927, 110750518, 214431854, 221501036, 387626813, 428863708, 719878367, 775253626, 1439756734, 1550507252, 2879513468, 5039148569, 10078297138, 20156594276]

約数ペア:

[(1, 20156594276), (2, 10078297138), (4, 5039148569), (7, 2879513468), (13, 1550507252), (14, 1439756734), (26, 775253626), (28, 719878367), (47, 428863708), (52, 387626813), (91, 221501036), (94, 214431854), (182, 110750518), (188, 107215927), (329, 61266244), (364, 55375259), (611, 32989516), (658, 30633122), (1222, 16494758), (1316, 15316561), (2444, 8247379), (4277, 4712788), (8554, 2356394), (17108, 1178197)]