1219587884

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{503}}^1\times {\mathrm{523}}^1$

素因数の和:1110

約数の個数: 48

約数和(自身を含む): 2292353280

約数和(自身を除く): 1072765396

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 503, 523, 1006, 1046, 1159, 2012, 2092, 2318, 4636, 9557, 9937, 19114, 19874, 30683, 31903, 38228, 39748, 61366, 63806, 122732, 127612, 263069, 526138, 582977, 606157, 1052276, 1165954, 1212314, 2331908, 2424628, 4998311, 9996622, 16047209, 19993244, 32094418, 64188836, 304896971, 609793942, 1219587884]

約数ペア:

[(1, 1219587884), (2, 609793942), (4, 304896971), (19, 64188836), (38, 32094418), (61, 19993244), (76, 16047209), (122, 9996622), (244, 4998311), (503, 2424628), (523, 2331908), (1006, 1212314), (1046, 1165954), (1159, 1052276), (2012, 606157), (2092, 582977), (2318, 526138), (4636, 263069), (9557, 127612), (9937, 122732), (19114, 63806), (19874, 61366), (30683, 39748), (31903, 38228)]