20457054

素因数分解:

$2^1\times 3^2\times {\mathrm{313}}^1\times {\mathrm{3631}}^1$

素因数の和:3952

約数の個数: 24

約数和(自身を含む): 44477472

約数和(自身を除く): 24020418

約数列:

[1, 2, 3, 6, 9, 18, 313, 626, 939, 1878, 2817, 3631, 5634, 7262, 10893, 21786, 32679, 65358, 1136503, 2273006, 3409509, 6819018, 10228527, 20457054]

約数ペア:

[(1, 20457054), (2, 10228527), (3, 6819018), (6, 3409509), (9, 2273006), (18, 1136503), (313, 65358), (626, 32679), (939, 21786), (1878, 10893), (2817, 7262), (3631, 5634)]