31183978

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1987}}^1$

素因数の和:2074

約数の個数: 32

約数和(自身を含む): 57254400

約数和(自身を除く): 26070422

約数列:

[1, 2, 7, 14, 19, 38, 59, 118, 133, 266, 413, 826, 1121, 1987, 2242, 3974, 7847, 13909, 15694, 27818, 37753, 75506, 117233, 234466, 264271, 528542, 820631, 1641262, 2227427, 4454854, 15591989, 31183978]

約数ペア:

[(1, 31183978), (2, 15591989), (7, 4454854), (14, 2227427), (19, 1641262), (38, 820631), (59, 528542), (118, 264271), (133, 234466), (266, 117233), (413, 75506), (826, 37753), (1121, 27818), (1987, 15694), (2242, 13909), (3974, 7847)]