219924712

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{170749}}^1$

素因数の和:170785

約数の個数: 32

約数和(自身を含む): 491760000

約数和(自身を除く): 271835288

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 170749, 341498, 682996, 1195243, 1365992, 2390486, 3927227, 4780972, 7854454, 9561944, 15708908, 27490589, 31417816, 54981178, 109962356, 219924712]

約数ペア:

[(1, 219924712), (2, 109962356), (4, 54981178), (7, 31417816), (8, 27490589), (14, 15708908), (23, 9561944), (28, 7854454), (46, 4780972), (56, 3927227), (92, 2390486), (161, 1365992), (184, 1195243), (322, 682996), (644, 341498), (1288, 170749)]