18804933849

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{56921}}^1$

素因数の和:57177

約数の個数: 32

約数和(自身を含む): 27770649984

約数和(自身を除く): 8965716135

約数列:

[1, 3, 13, 39, 43, 129, 197, 559, 591, 1677, 2561, 7683, 8471, 25413, 56921, 110123, 170763, 330369, 739973, 2219919, 2447603, 7342809, 11213437, 31818839, 33640311, 95456517, 145774681, 437324043, 482177791, 1446533373, 6268311283, 18804933849]

約数ペア:

[(1, 18804933849), (3, 6268311283), (13, 1446533373), (39, 482177791), (43, 437324043), (129, 145774681), (197, 95456517), (559, 33640311), (591, 31818839), (1677, 11213437), (2561, 7342809), (7683, 2447603), (8471, 2219919), (25413, 739973), (56921, 330369), (110123, 170763)]