1999492736

素因数分解:

$2^7\times {\mathrm{107}}^1\times {\mathrm{145991}}^1$

素因数の和:146112

約数の個数: 32

約数和(自身を含む): 4020619680

約数和(自身を除く): 2021126944

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 128, 214, 428, 856, 1712, 3424, 6848, 13696, 145991, 291982, 583964, 1167928, 2335856, 4671712, 9343424, 15621037, 18686848, 31242074, 62484148, 124968296, 249936592, 499873184, 999746368, 1999492736]

約数ペア:

[(1, 1999492736), (2, 999746368), (4, 499873184), (8, 249936592), (16, 124968296), (32, 62484148), (64, 31242074), (107, 18686848), (128, 15621037), (214, 9343424), (428, 4671712), (856, 2335856), (1712, 1167928), (3424, 583964), (6848, 291982), (13696, 145991)]