19218568

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{563}}^1$

素因数の和:837

約数の個数: 32

約数和(自身を含む): 38374560

約数和(自身を除く): 19155992

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 251, 502, 563, 1004, 1126, 2008, 2252, 4267, 4504, 8534, 9571, 17068, 19142, 34136, 38284, 76568, 141313, 282626, 565252, 1130504, 2402321, 4804642, 9609284, 19218568]

約数ペア:

[(1, 19218568), (2, 9609284), (4, 4804642), (8, 2402321), (17, 1130504), (34, 565252), (68, 282626), (136, 141313), (251, 76568), (502, 38284), (563, 34136), (1004, 19142), (1126, 17068), (2008, 9571), (2252, 8534), (4267, 4504)]