38819888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{461}}^1$

素因数の和:765

約数の個数: 40

約数和(自身を含む): 79630320

約数和(自身を除く): 40810432

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 277, 304, 461, 554, 922, 1108, 1844, 2216, 3688, 4432, 5263, 7376, 8759, 10526, 17518, 21052, 35036, 42104, 70072, 84208, 127697, 140144, 255394, 510788, 1021576, 2043152, 2426243, 4852486, 9704972, 19409944, 38819888]

約数ペア:

[(1, 38819888), (2, 19409944), (4, 9704972), (8, 4852486), (16, 2426243), (19, 2043152), (38, 1021576), (76, 510788), (152, 255394), (277, 140144), (304, 127697), (461, 84208), (554, 70072), (922, 42104), (1108, 35036), (1844, 21052), (2216, 17518), (3688, 10526), (4432, 8759), (5263, 7376)]