20216927824

素因数分解:

$2^4\times {\mathrm{263}}^1\times {\mathrm{883}}^1\times {\mathrm{5441}}^1$

素因数の和:6595

約数の個数: 40

約数和(自身を含む): 39370997952

約数和(自身を除く): 19154070128

約数列:

[1, 2, 4, 8, 16, 263, 526, 883, 1052, 1766, 2104, 3532, 4208, 5441, 7064, 10882, 14128, 21764, 43528, 87056, 232229, 464458, 928916, 1430983, 1857832, 2861966, 3715664, 4804403, 5723932, 9608806, 11447864, 19217612, 22895728, 38435224, 76870448, 1263557989, 2527115978, 5054231956, 10108463912, 20216927824]

約数ペア:

[(1, 20216927824), (2, 10108463912), (4, 5054231956), (8, 2527115978), (16, 1263557989), (263, 76870448), (526, 38435224), (883, 22895728), (1052, 19217612), (1766, 11447864), (2104, 9608806), (3532, 5723932), (4208, 4804403), (5441, 3715664), (7064, 2861966), (10882, 1857832), (14128, 1430983), (21764, 928916), (43528, 464458), (87056, 232229)]