20173910608

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{74168789}}^1$

素因数の和:74168814

約数の個数: 20

約数和(自身を含む): 41386184820

約数和(自身を除く): 21212274212

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 74168789, 148337578, 296675156, 593350312, 1186700624, 1260869413, 2521738826, 5043477652, 10086955304, 20173910608]

約数ペア:

[(1, 20173910608), (2, 10086955304), (4, 5043477652), (8, 2521738826), (16, 1260869413), (17, 1186700624), (34, 593350312), (68, 296675156), (136, 148337578), (272, 74168789)]