20364368

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{74869}}^1$

素因数の和:74894

約数の個数: 20

約数和(自身を含む): 41777460

約数和(自身を除く): 21413092

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 74869, 149738, 299476, 598952, 1197904, 1272773, 2545546, 5091092, 10182184, 20364368]

約数ペア:

[(1, 20364368), (2, 10182184), (4, 5091092), (8, 2545546), (16, 1272773), (17, 1197904), (34, 598952), (68, 299476), (136, 149738), (272, 74869)]