18907312

素因数分解:

$2^4\times {\mathrm{971}}^1\times {\mathrm{1217}}^1$

素因数の和:2196

約数の個数: 20

約数和(自身を含む): 36700776

約数和(自身を除く): 17793464

約数列:

[1, 2, 4, 8, 16, 971, 1217, 1942, 2434, 3884, 4868, 7768, 9736, 15536, 19472, 1181707, 2363414, 4726828, 9453656, 18907312]

約数ペア:

[(1, 18907312), (2, 9453656), (4, 4726828), (8, 2363414), (16, 1181707), (971, 19472), (1217, 15536), (1942, 9736), (2434, 7768), (3884, 4868)]