19217967663

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1\times {\mathrm{4703}}^1$

素因数の和:5223

約数の個数: 32

約数和(自身を含む): 26600103936

約数和(自身を除く): 7382136273

約数列:

[1, 3, 47, 73, 141, 219, 397, 1191, 3431, 4703, 10293, 14109, 18659, 28981, 55977, 86943, 221041, 343319, 663123, 1029957, 1362107, 1867091, 4086321, 5601273, 16135993, 48407979, 87753277, 136297643, 263259831, 408892929, 6405989221, 19217967663]

約数ペア:

[(1, 19217967663), (3, 6405989221), (47, 408892929), (73, 263259831), (141, 136297643), (219, 87753277), (397, 48407979), (1191, 16135993), (3431, 5601273), (4703, 4086321), (10293, 1867091), (14109, 1362107), (18659, 1029957), (28981, 663123), (55977, 343319), (86943, 221041)]