64997888

素因数分解:

$2^9\times {\mathrm{126949}}^1$

素因数の和:126967

約数の個数: 20

約数和(自身を含む): 129869850

約数和(自身を除く): 64871962

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 126949, 253898, 507796, 1015592, 2031184, 4062368, 8124736, 16249472, 32498944, 64997888]

約数ペア:

[(1, 64997888), (2, 32498944), (4, 16249472), (8, 8124736), (16, 4062368), (32, 2031184), (64, 1015592), (128, 507796), (256, 253898), (512, 126949)]