20404764224

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{135497}}^1$

素因数の和:135703

約数の個数: 56

約数和(自身を含む): 43846610808

約数和(自身を除く): 23441846584

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 181, 208, 362, 416, 724, 832, 1448, 2353, 2896, 4706, 5792, 9412, 11584, 18824, 37648, 75296, 135497, 150592, 270994, 541988, 1083976, 1761461, 2167952, 3522922, 4335904, 7045844, 8671808, 14091688, 24524957, 28183376, 49049914, 56366752, 98099828, 112733504, 196199656, 318824441, 392399312, 637648882, 784798624, 1275297764, 1569597248, 2550595528, 5101191056, 10202382112, 20404764224]

約数ペア:

[(1, 20404764224), (2, 10202382112), (4, 5101191056), (8, 2550595528), (13, 1569597248), (16, 1275297764), (26, 784798624), (32, 637648882), (52, 392399312), (64, 318824441), (104, 196199656), (181, 112733504), (208, 98099828), (362, 56366752), (416, 49049914), (724, 28183376), (832, 24524957), (1448, 14091688), (2353, 8671808), (2896, 7045844), (4706, 4335904), (5792, 3522922), (9412, 2167952), (11584, 1761461), (18824, 1083976), (37648, 541988), (75296, 270994), (135497, 150592)]