19873638

素因数分解:

$2^1\times 3^2\times {\mathrm{449}}^1\times {\mathrm{2459}}^1$

素因数の和:2916

約数の個数: 24

約数和(自身を含む): 43173000

約数和(自身を除く): 23299362

約数列:

[1, 2, 3, 6, 9, 18, 449, 898, 1347, 2459, 2694, 4041, 4918, 7377, 8082, 14754, 22131, 44262, 1104091, 2208182, 3312273, 6624546, 9936819, 19873638]

約数ペア:

[(1, 19873638), (2, 9936819), (3, 6624546), (6, 3312273), (9, 2208182), (18, 1104091), (449, 44262), (898, 22131), (1347, 14754), (2459, 8082), (2694, 7377), (4041, 4918)]