218709452

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{4205951}}^1$

素因数の和:4205968

約数の個数: 12

約数和(自身を含む): 412183296

約数和(自身を除く): 193473844

約数列:

[1, 2, 4, 13, 26, 52, 4205951, 8411902, 16823804, 54677363, 109354726, 218709452]

約数ペア:

[(1, 218709452), (2, 109354726), (4, 54677363), (13, 16823804), (26, 8411902), (52, 4205951)]