218354308

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{6857}}^1$

素因数の和:7299

約数の個数: 24

約数和(自身を含む): 403250400

約数和(自身を除く): 184896092

約数列:

[1, 2, 4, 19, 38, 76, 419, 838, 1676, 6857, 7961, 13714, 15922, 27428, 31844, 130283, 260566, 521132, 2873083, 5746166, 11492332, 54588577, 109177154, 218354308]

約数ペア:

[(1, 218354308), (2, 109177154), (4, 54588577), (19, 11492332), (38, 5746166), (76, 2873083), (419, 521132), (838, 260566), (1676, 130283), (6857, 31844), (7961, 27428), (13714, 15922)]