18255928

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2111}}^1$

素因数の和:2187

約数の個数: 32

約数和(自身を含む): 36495360

約数和(自身を除く): 18239432

約数列:

[1, 2, 4, 8, 23, 46, 47, 92, 94, 184, 188, 376, 1081, 2111, 2162, 4222, 4324, 8444, 8648, 16888, 48553, 97106, 99217, 194212, 198434, 388424, 396868, 793736, 2281991, 4563982, 9127964, 18255928]

約数ペア:

[(1, 18255928), (2, 9127964), (4, 4563982), (8, 2281991), (23, 793736), (46, 396868), (47, 388424), (92, 198434), (94, 194212), (184, 99217), (188, 97106), (376, 48553), (1081, 16888), (2111, 8648), (2162, 8444), (4222, 4324)]