20805980158

素因数分解:

$2^1\times {\mathrm{193}}^1\times {\mathrm{461}}^1\times {\mathrm{116923}}^1$

素因数の和:117579

約数の個数: 16

約数和(自身を含む): 31438992816

約数和(自身を除く): 10633012658

約数列:

[1, 2, 193, 386, 461, 922, 88973, 116923, 177946, 233846, 22566139, 45132278, 53901503, 107803006, 10402990079, 20805980158]

約数ペア:

[(1, 20805980158), (2, 10402990079), (193, 107803006), (386, 53901503), (461, 45132278), (922, 22566139), (88973, 233846), (116923, 177946)]