26628628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{16519}}^1$

素因数の和:16567

約数の個数: 24

約数和(自身を含む): 51806720

約数和(自身を除く): 25178092

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 16519, 33038, 66076, 214747, 429494, 512089, 858988, 1024178, 2048356, 6657157, 13314314, 26628628]

約数ペア:

[(1, 26628628), (2, 13314314), (4, 6657157), (13, 2048356), (26, 1024178), (31, 858988), (52, 512089), (62, 429494), (124, 214747), (403, 66076), (806, 33038), (1612, 16519)]