20165361021

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2497877}}^1$

素因数の和:2497922

約数の個数: 32

約数和(自身を含む): 33571480320

約数和(自身を除く): 13406119299

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 117, 207, 299, 351, 621, 897, 2691, 8073, 2497877, 7493631, 22480893, 32472401, 57451171, 67442679, 97417203, 172353513, 292251609, 517060539, 746865223, 876754827, 1551181617, 2240595669, 6721787007, 20165361021]

約数ペア:

[(1, 20165361021), (3, 6721787007), (9, 2240595669), (13, 1551181617), (23, 876754827), (27, 746865223), (39, 517060539), (69, 292251609), (117, 172353513), (207, 97417203), (299, 67442679), (351, 57451171), (621, 32472401), (897, 22480893), (2691, 7493631), (8073, 2497877)]