20823403796

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{9103}}^1\times {\mathrm{43991}}^1$

素因数の和:53111

約数の個数: 24

約数和(自身を含む): 39249310464

約数和(自身を除く): 18425906668

約数列:

[1, 2, 4, 13, 26, 52, 9103, 18206, 36412, 43991, 87982, 118339, 175964, 236678, 473356, 571883, 1143766, 2287532, 400450073, 800900146, 1601800292, 5205850949, 10411701898, 20823403796]

約数ペア:

[(1, 20823403796), (2, 10411701898), (4, 5205850949), (13, 1601800292), (26, 800900146), (52, 400450073), (9103, 2287532), (18206, 1143766), (36412, 571883), (43991, 473356), (87982, 236678), (118339, 175964)]