20130964

素因数分解:

$2^2\times 7^2\times {\mathrm{271}}^1\times {\mathrm{379}}^1$

素因数の和:668

約数の個数: 36

約数和(自身を含む): 41240640

約数和(自身を除く): 21109676

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 271, 379, 542, 758, 1084, 1516, 1897, 2653, 3794, 5306, 7588, 10612, 13279, 18571, 26558, 37142, 53116, 74284, 102709, 205418, 410836, 718963, 1437926, 2875852, 5032741, 10065482, 20130964]

約数ペア:

[(1, 20130964), (2, 10065482), (4, 5032741), (7, 2875852), (14, 1437926), (28, 718963), (49, 410836), (98, 205418), (196, 102709), (271, 74284), (379, 53116), (542, 37142), (758, 26558), (1084, 18571), (1516, 13279), (1897, 10612), (2653, 7588), (3794, 5306)]