18072752

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{439}}^1$

素因数の和:561

約数の個数: 40

約数和(自身を含む): 36664320

約数和(自身を除く): 18591568

約数列:

[1, 2, 4, 8, 16, 31, 62, 83, 124, 166, 248, 332, 439, 496, 664, 878, 1328, 1756, 2573, 3512, 5146, 7024, 10292, 13609, 20584, 27218, 36437, 41168, 54436, 72874, 108872, 145748, 217744, 291496, 582992, 1129547, 2259094, 4518188, 9036376, 18072752]

約数ペア:

[(1, 18072752), (2, 9036376), (4, 4518188), (8, 2259094), (16, 1129547), (31, 582992), (62, 291496), (83, 217744), (124, 145748), (166, 108872), (248, 72874), (332, 54436), (439, 41168), (496, 36437), (664, 27218), (878, 20584), (1328, 13609), (1756, 10292), (2573, 7024), (3512, 5146)]