19953208

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{226741}}^1$

素因数の和:226758

約数の個数: 16

約数和(自身を含む): 40813560

約数和(自身を除く): 20860352

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 226741, 453482, 906964, 1813928, 2494151, 4988302, 9976604, 19953208]

約数ペア:

[(1, 19953208), (2, 9976604), (4, 4988302), (8, 2494151), (11, 1813928), (22, 906964), (44, 453482), (88, 226741)]