19003818196

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{499}}^1$

素因数の和:857

約数の個数: 96

約数和(自身を含む): 37825200000

約数和(自身を除く): 18821381804

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 149, 157, 298, 314, 407, 499, 596, 628, 814, 998, 1628, 1639, 1727, 1996, 3278, 3454, 5489, 5513, 5809, 6556, 6908, 10978, 11026, 11618, 18463, 21956, 22052, 23236, 23393, 36926, 46786, 60643, 63899, 73852, 74351, 78343, 93572, 121286, 127798, 148702, 156686, 203093, 242572, 255596, 257323, 297404, 313372, 406186, 514646, 812372, 817861, 861773, 865541, 1029292, 1635722, 1723546, 1731082, 2750987, 2898691, 3271444, 3447092, 3462164, 5501974, 5797382, 9520951, 11003948, 11594764, 11673107, 19041902, 23346214, 30260857, 31885601, 38083804, 46692428, 60521714, 63771202, 121043428, 127542404, 128404177, 256808354, 431904959, 513616708, 863809918, 1727619836, 4750954549, 9501909098, 19003818196]

約数ペア:

[(1, 19003818196), (2, 9501909098), (4, 4750954549), (11, 1727619836), (22, 863809918), (37, 513616708), (44, 431904959), (74, 256808354), (148, 128404177), (149, 127542404), (157, 121043428), (298, 63771202), (314, 60521714), (407, 46692428), (499, 38083804), (596, 31885601), (628, 30260857), (814, 23346214), (998, 19041902), (1628, 11673107), (1639, 11594764), (1727, 11003948), (1996, 9520951), (3278, 5797382), (3454, 5501974), (5489, 3462164), (5513, 3447092), (5809, 3271444), (6556, 2898691), (6908, 2750987), (10978, 1731082), (11026, 1723546), (11618, 1635722), (18463, 1029292), (21956, 865541), (22052, 861773), (23236, 817861), (23393, 812372), (36926, 514646), (46786, 406186), (60643, 313372), (63899, 297404), (73852, 257323), (74351, 255596), (78343, 242572), (93572, 203093), (121286, 156686), (127798, 148702)]