18812128

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{30941}}^1$

素因数の和:30970

約数の個数: 24

約数和(自身を含む): 38986920

約数和(自身を除く): 20174792

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 30941, 61882, 123764, 247528, 495056, 587879, 990112, 1175758, 2351516, 4703032, 9406064, 18812128]

約数ペア:

[(1, 18812128), (2, 9406064), (4, 4703032), (8, 2351516), (16, 1175758), (19, 990112), (32, 587879), (38, 495056), (76, 247528), (152, 123764), (304, 61882), (608, 30941)]