18948904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{182201}}^1$

素因数の和:182220

約数の個数: 16

約数和(自身を含む): 38262420

約数和(自身を除く): 19313516

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 182201, 364402, 728804, 1457608, 2368613, 4737226, 9474452, 18948904]

約数ペア:

[(1, 18948904), (2, 9474452), (4, 4737226), (8, 2368613), (13, 1457608), (26, 728804), (52, 364402), (104, 182201)]