2009308888

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{911}}^1\times {\mathrm{11987}}^1$

素因数の和:12927

約数の個数: 32

約数和(自身を含む): 3935900160

約数和(自身を除く): 1926591272

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 911, 1822, 3644, 7288, 11987, 20953, 23974, 41906, 47948, 83812, 95896, 167624, 275701, 551402, 1102804, 2205608, 10920157, 21840314, 43680628, 87361256, 251163611, 502327222, 1004654444, 2009308888]

約数ペア:

[(1, 2009308888), (2, 1004654444), (4, 502327222), (8, 251163611), (23, 87361256), (46, 43680628), (92, 21840314), (184, 10920157), (911, 2205608), (1822, 1102804), (3644, 551402), (7288, 275701), (11987, 167624), (20953, 95896), (23974, 83812), (41906, 47948)]