20161494548

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20406371}}^1$

素因数の和:20406407

約数の個数: 24

約数和(自身を含む): 39996489120

約数和(自身を除く): 19834994572

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 20406371, 40812742, 81625484, 265282823, 387721049, 530565646, 775442098, 1061131292, 1550884196, 5040373637, 10080747274, 20161494548]

約数ペア:

[(1, 20161494548), (2, 10080747274), (4, 5040373637), (13, 1550884196), (19, 1061131292), (26, 775442098), (38, 530565646), (52, 387721049), (76, 265282823), (247, 81625484), (494, 40812742), (988, 20406371)]