2155594384

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{7090771}}^1$

素因数の和:7090798

約数の個数: 20

約数和(自身を含む): 4396278640

約数和(自身を除く): 2240684256

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 7090771, 14181542, 28363084, 56726168, 113452336, 134724649, 269449298, 538898596, 1077797192, 2155594384]

約数ペア:

[(1, 2155594384), (2, 1077797192), (4, 538898596), (8, 269449298), (16, 134724649), (19, 113452336), (38, 56726168), (76, 28363084), (152, 14181542), (304, 7090771)]