20188636

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1741}}^1$

素因数の和:1981

約数の個数: 24

約数和(自身を含む): 38240384

約数和(自身を除く): 18051748

約数列:

[1, 2, 4, 13, 26, 52, 223, 446, 892, 1741, 2899, 3482, 5798, 6964, 11596, 22633, 45266, 90532, 388243, 776486, 1552972, 5047159, 10094318, 20188636]

約数ペア:

[(1, 20188636), (2, 10094318), (4, 5047159), (13, 1552972), (26, 776486), (52, 388243), (223, 90532), (446, 45266), (892, 22633), (1741, 11596), (2899, 6964), (3482, 5798)]