18254336

素因数分解:

$2^9\times {\mathrm{101}}^1\times {\mathrm{353}}^1$

素因数の和:472

約数の個数: 40

約数和(自身を含む): 36938484

約数和(自身を除く): 18684148

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 128, 202, 256, 353, 404, 512, 706, 808, 1412, 1616, 2824, 3232, 5648, 6464, 11296, 12928, 22592, 25856, 35653, 45184, 51712, 71306, 90368, 142612, 180736, 285224, 570448, 1140896, 2281792, 4563584, 9127168, 18254336]

約数ペア:

[(1, 18254336), (2, 9127168), (4, 4563584), (8, 2281792), (16, 1140896), (32, 570448), (64, 285224), (101, 180736), (128, 142612), (202, 90368), (256, 71306), (353, 51712), (404, 45184), (512, 35653), (706, 25856), (808, 22592), (1412, 12928), (1616, 11296), (2824, 6464), (3232, 5648)]