3979778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9521}}^1$

素因数の和:9553

約数の個数: 16

約数和(自身を含む): 6855840

約数和(自身を除く): 2876062

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 9521, 19042, 104731, 180899, 209462, 361798, 1989889, 3979778]

約数ペア:

[(1, 3979778), (2, 1989889), (11, 361798), (19, 209462), (22, 180899), (38, 104731), (209, 19042), (418, 9521)]