20727454

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 36243936

約数和(自身を除く): 15516482

約数列:

[1, 2, 11, 17, 22, 34, 157, 187, 314, 353, 374, 706, 1727, 2669, 3454, 3883, 5338, 6001, 7766, 12002, 29359, 55421, 58718, 66011, 110842, 132022, 609631, 942157, 1219262, 1884314, 10363727, 20727454]

約数ペア:

[(1, 20727454), (2, 10363727), (11, 1884314), (17, 1219262), (22, 942157), (34, 609631), (157, 132022), (187, 110842), (314, 66011), (353, 58718), (374, 55421), (706, 29359), (1727, 12002), (2669, 7766), (3454, 6001), (3883, 5338)]