20211388522

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{1289}}^1\times {\mathrm{2131}}^1$

素因数の和:3718

約数の個数: 32

約数和(自身を含む): 32805339840

約数和(自身を除く): 12593951318

約数列:

[1, 2, 13, 26, 283, 566, 1289, 2131, 2578, 3679, 4262, 7358, 16757, 27703, 33514, 55406, 364787, 603073, 729574, 1206146, 2746859, 4742231, 5493718, 7839949, 9484462, 15679898, 35709167, 71418334, 777361097, 1554722194, 10105694261, 20211388522]

約数ペア:

[(1, 20211388522), (2, 10105694261), (13, 1554722194), (26, 777361097), (283, 71418334), (566, 35709167), (1289, 15679898), (2131, 9484462), (2578, 7839949), (3679, 5493718), (4262, 4742231), (7358, 2746859), (16757, 1206146), (27703, 729574), (33514, 603073), (55406, 364787)]