72400336

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{238159}}^1$

素因数の和:238186

約数の個数: 20

約数和(自身を含む): 147659200

約数和(自身を除く): 75258864

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 238159, 476318, 952636, 1905272, 3810544, 4525021, 9050042, 18100084, 36200168, 72400336]

約数ペア:

[(1, 72400336), (2, 36200168), (4, 18100084), (8, 9050042), (16, 4525021), (19, 3810544), (38, 1905272), (76, 952636), (152, 476318), (304, 238159)]