1800974042

素因数分解:

$2^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{609673}}^1$

素因数の和:609893

約数の個数: 16

約数和(自身を含む): 3102021312

約数和(自身を除く): 1301047270

約数列:

[1, 2, 7, 14, 211, 422, 1477, 2954, 609673, 1219346, 4267711, 8535422, 128641003, 257282006, 900487021, 1800974042]

約数ペア:

[(1, 1800974042), (2, 900487021), (7, 257282006), (14, 128641003), (211, 8535422), (422, 4267711), (1477, 1219346), (2954, 609673)]