20130720986

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{3011}}^1$

素因数の和:3359

約数の個数: 48

約数和(自身を含む): 32955737760

約数和(自身を除く): 12825016774

約数列:

[1, 2, 17, 34, 43, 86, 269, 289, 538, 578, 731, 1462, 3011, 4573, 6022, 9146, 11567, 12427, 23134, 24854, 51187, 77741, 102374, 129473, 155482, 196639, 258946, 393278, 809959, 870179, 1619918, 1740358, 2201041, 3342863, 4402082, 6685726, 13769303, 27538606, 34828237, 37417697, 69656474, 74835394, 234078151, 468156302, 592080029, 1184160058, 10065360493, 20130720986]

約数ペア:

[(1, 20130720986), (2, 10065360493), (17, 1184160058), (34, 592080029), (43, 468156302), (86, 234078151), (269, 74835394), (289, 69656474), (538, 37417697), (578, 34828237), (731, 27538606), (1462, 13769303), (3011, 6685726), (4573, 4402082), (6022, 3342863), (9146, 2201041), (11567, 1740358), (12427, 1619918), (23134, 870179), (24854, 809959), (51187, 393278), (77741, 258946), (102374, 196639), (129473, 155482)]