193049090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47903}}^1$

素因数の和:47954

約数の個数: 32

約数和(自身を含む): 386297856

約数和(自身を除く): 193248766

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 47903, 95806, 239515, 479030, 622739, 1245478, 1484993, 2969986, 3113695, 6227390, 7424965, 14849930, 19304909, 38609818, 96524545, 193049090]

約数ペア:

[(1, 193049090), (2, 96524545), (5, 38609818), (10, 19304909), (13, 14849930), (26, 7424965), (31, 6227390), (62, 3113695), (65, 2969986), (130, 1484993), (155, 1245478), (310, 622739), (403, 479030), (806, 239515), (2015, 95806), (4030, 47903)]