2180218

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:321

約数の個数: 16

約数和(自身を含む): 3369960

約数和(自身を除く): 1189742

約数列:

[1, 2, 73, 109, 137, 146, 218, 274, 7957, 10001, 14933, 15914, 20002, 29866, 1090109, 2180218]

約数ペア:

[(1, 2180218), (2, 1090109), (73, 29866), (109, 20002), (137, 15914), (146, 14933), (218, 10001), (274, 7957)]