19974635533

素因数分解:

${\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1\times {\mathrm{283}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 21525609600

約数和(自身を除く): 1550974067

約数列:

[1, 19, 109, 173, 197, 283, 2071, 3287, 3743, 5377, 18857, 21473, 30847, 34081, 48959, 55751, 358283, 407987, 586093, 647539, 930221, 1059269, 3714829, 5336531, 6076859, 9644923, 70581751, 101394089, 115460321, 183253537, 1051296607, 19974635533]

約数ペア:

[(1, 19974635533), (19, 1051296607), (109, 183253537), (173, 115460321), (197, 101394089), (283, 70581751), (2071, 9644923), (3287, 6076859), (3743, 5336531), (5377, 3714829), (18857, 1059269), (21473, 930221), (30847, 647539), (34081, 586093), (48959, 407987), (55751, 358283)]