13263664

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{20219}}^1$

素因数の和:20268

約数の個数: 20

約数和(自身を含む): 26326440

約数和(自身を除く): 13062776

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 20219, 40438, 80876, 161752, 323504, 828979, 1657958, 3315916, 6631832, 13263664]

約数ペア:

[(1, 13263664), (2, 6631832), (4, 3315916), (8, 1657958), (16, 828979), (41, 323504), (82, 161752), (164, 80876), (328, 40438), (656, 20219)]