18003188

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2963}}^1$

素因数の和:3012

約数の個数: 36

約数和(自身を含む): 37844352

約数和(自身を除く): 19841164

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 2963, 3038, 5926, 6076, 11852, 20741, 41482, 82964, 91853, 145187, 183706, 290374, 367412, 580748, 642971, 1285942, 2571884, 4500797, 9001594, 18003188]

約数ペア:

[(1, 18003188), (2, 9001594), (4, 4500797), (7, 2571884), (14, 1285942), (28, 642971), (31, 580748), (49, 367412), (62, 290374), (98, 183706), (124, 145187), (196, 91853), (217, 82964), (434, 41482), (868, 20741), (1519, 11852), (2963, 6076), (3038, 5926)]