19480945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 26780544

約数和(自身を除く): 7299599

約数列:

[1, 5, 11, 41, 53, 55, 163, 205, 265, 451, 583, 815, 1793, 2173, 2255, 2915, 6683, 8639, 8965, 10865, 23903, 33415, 43195, 73513, 95029, 119515, 354199, 367565, 475145, 1770995, 3896189, 19480945]

約数ペア:

[(1, 19480945), (5, 3896189), (11, 1770995), (41, 475145), (53, 367565), (55, 354199), (163, 119515), (205, 95029), (265, 73513), (451, 43195), (583, 33415), (815, 23903), (1793, 10865), (2173, 8965), (2255, 8639), (2915, 6683)]