20354224

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1061}}^1$

素因数の和:1189

約数の個数: 40

約数和(自身を含む): 43457040

約数和(自身を除く): 23102816

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 109, 176, 218, 436, 872, 1061, 1199, 1744, 2122, 2398, 4244, 4796, 8488, 9592, 11671, 16976, 19184, 23342, 46684, 93368, 115649, 186736, 231298, 462596, 925192, 1272139, 1850384, 2544278, 5088556, 10177112, 20354224]

約数ペア:

[(1, 20354224), (2, 10177112), (4, 5088556), (8, 2544278), (11, 1850384), (16, 1272139), (22, 925192), (44, 462596), (88, 231298), (109, 186736), (176, 115649), (218, 93368), (436, 46684), (872, 23342), (1061, 19184), (1199, 16976), (1744, 11671), (2122, 9592), (2398, 8488), (4244, 4796)]