19950077

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:508

約数の個数: 16

約数和(自身を含む): 23369472

約数和(自身を除く): 3419395

約数列:

[1, 7, 71, 137, 293, 497, 959, 2051, 9727, 20803, 40141, 68089, 145621, 280987, 2850011, 19950077]

約数ペア:

[(1, 19950077), (7, 2850011), (71, 280987), (137, 145621), (293, 68089), (497, 40141), (959, 20803), (2051, 9727)]