218639336

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{265339}}^1$

素因数の和:265448

約数の個数: 16

約数和(自身を含む): 413930400

約数和(自身を除く): 195291064

約数列:

[1, 2, 4, 8, 103, 206, 412, 824, 265339, 530678, 1061356, 2122712, 27329917, 54659834, 109319668, 218639336]

約数ペア:

[(1, 218639336), (2, 109319668), (4, 54659834), (8, 27329917), (103, 2122712), (206, 1061356), (412, 530678), (824, 265339)]