18741944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{180211}}^1$

素因数の和:180230

約数の個数: 16

約数和(自身を含む): 37844520

約数和(自身を除く): 19102576

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 180211, 360422, 720844, 1441688, 2342743, 4685486, 9370972, 18741944]

約数ペア:

[(1, 18741944), (2, 9370972), (4, 4685486), (8, 2342743), (13, 1441688), (26, 720844), (52, 360422), (104, 180211)]