20740788

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{8599}}^1$

素因数の和:8676

約数の個数: 36

約数和(自身を含む): 53216800

約数和(自身を除く): 32476012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 201, 268, 402, 603, 804, 1206, 2412, 8599, 17198, 25797, 34396, 51594, 77391, 103188, 154782, 309564, 576133, 1152266, 1728399, 2304532, 3456798, 5185197, 6913596, 10370394, 20740788]

約数ペア:

[(1, 20740788), (2, 10370394), (3, 6913596), (4, 5185197), (6, 3456798), (9, 2304532), (12, 1728399), (18, 1152266), (36, 576133), (67, 309564), (134, 154782), (201, 103188), (268, 77391), (402, 51594), (603, 34396), (804, 25797), (1206, 17198), (2412, 8599)]