19667698768

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{23193041}}^1$

素因数の和:23193102

約数の個数: 20

約数和(自身を含む): 38825152308

約数和(自身を除く): 19157453540

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 23193041, 46386082, 92772164, 185544328, 371088656, 1229231173, 2458462346, 4916924692, 9833849384, 19667698768]

約数ペア:

[(1, 19667698768), (2, 9833849384), (4, 4916924692), (8, 2458462346), (16, 1229231173), (53, 371088656), (106, 185544328), (212, 92772164), (424, 46386082), (848, 23193041)]