19817280687

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{1019}}^1\times {\mathrm{1259}}^1$

素因数の和:2571

約数の個数: 32

約数和(自身を含む): 27965952000

約数和(自身を除く): 8148671313

約数列:

[1, 3, 19, 57, 271, 813, 1019, 1259, 3057, 3777, 5149, 15447, 19361, 23921, 58083, 71763, 276149, 341189, 828447, 1023567, 1282921, 3848763, 5246831, 6482591, 15740493, 19447773, 24375499, 73126497, 347671591, 1043014773, 6605760229, 19817280687]

約数ペア:

[(1, 19817280687), (3, 6605760229), (19, 1043014773), (57, 347671591), (271, 73126497), (813, 24375499), (1019, 19447773), (1259, 15740493), (3057, 6482591), (3777, 5246831), (5149, 3848763), (15447, 1282921), (19361, 1023567), (23921, 828447), (58083, 341189), (71763, 276149)]