39894642

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{743}}^1$

素因数の和:927

約数の個数: 48

約数和(自身を含む): 91690560

約数和(自身を除く): 51795918

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 157, 171, 314, 342, 471, 743, 942, 1413, 1486, 2229, 2826, 2983, 4458, 5966, 6687, 8949, 13374, 14117, 17898, 26847, 28234, 42351, 53694, 84702, 116651, 127053, 233302, 254106, 349953, 699906, 1049859, 2099718, 2216369, 4432738, 6649107, 13298214, 19947321, 39894642]

約数ペア:

[(1, 39894642), (2, 19947321), (3, 13298214), (6, 6649107), (9, 4432738), (18, 2216369), (19, 2099718), (38, 1049859), (57, 699906), (114, 349953), (157, 254106), (171, 233302), (314, 127053), (342, 116651), (471, 84702), (743, 53694), (942, 42351), (1413, 28234), (1486, 26847), (2229, 17898), (2826, 14117), (2983, 13374), (4458, 8949), (5966, 6687)]