40918904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{393451}}^1$

素因数の和:393470

約数の個数: 16

約数和(自身を含む): 82624920

約数和(自身を除く): 41706016

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 393451, 786902, 1573804, 3147608, 5114863, 10229726, 20459452, 40918904]

約数ペア:

[(1, 40918904), (2, 20459452), (4, 10229726), (8, 5114863), (13, 3147608), (26, 1573804), (52, 786902), (104, 393451)]