201990512858

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1259}}^1\times {\mathrm{70429}}^1$

素因数の和:71774

約数の個数: 32

約数和(自身を含む): 325859889600

約数和(自身を除く): 123869376742

約数列:

[1, 2, 17, 34, 67, 134, 1139, 1259, 2278, 2518, 21403, 42806, 70429, 84353, 140858, 168706, 1197293, 1434001, 2394586, 2868002, 4718743, 9437486, 80218631, 88670111, 160437262, 177340222, 1507391887, 3014783774, 5940897437, 11881794874, 100995256429, 201990512858]

約数ペア:

[(1, 201990512858), (2, 100995256429), (17, 11881794874), (34, 5940897437), (67, 3014783774), (134, 1507391887), (1139, 177340222), (1259, 160437262), (2278, 88670111), (2518, 80218631), (21403, 9437486), (42806, 4718743), (70429, 2868002), (84353, 2394586), (140858, 1434001), (168706, 1197293)]