19990322482

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{284657}}^1$

素因数の和:284782

約数の個数: 32

約数和(自身を含む): 33619248432

約数和(自身を除く): 13628925950

約数列:

[1, 2, 13, 26, 37, 73, 74, 146, 481, 949, 962, 1898, 2701, 5402, 35113, 70226, 284657, 569314, 3700541, 7401082, 10532309, 20779961, 21064618, 41559922, 136920017, 270139493, 273840034, 540278986, 768858557, 1537717114, 9995161241, 19990322482]

約数ペア:

[(1, 19990322482), (2, 9995161241), (13, 1537717114), (26, 768858557), (37, 540278986), (73, 273840034), (74, 270139493), (146, 136920017), (481, 41559922), (949, 21064618), (962, 20779961), (1898, 10532309), (2701, 7401082), (5402, 3700541), (35113, 569314), (70226, 284657)]