38393984

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{15787}}^1$

素因数の和:15820

約数の個数: 32

約数和(自身を含む): 80518800

約数和(自身を除く): 42124816

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 15787, 31574, 63148, 126296, 252592, 299953, 505184, 599906, 1010368, 1199812, 2020736, 2399624, 4799248, 9598496, 19196992, 38393984]

約数ペア:

[(1, 38393984), (2, 19196992), (4, 9598496), (8, 4799248), (16, 2399624), (19, 2020736), (32, 1199812), (38, 1010368), (64, 599906), (76, 505184), (128, 299953), (152, 252592), (304, 126296), (608, 63148), (1216, 31574), (2432, 15787)]