20798942385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1831}}^1\times {\mathrm{4481}}^1$

素因数の和:6346

約数の個数: 48

約数和(自身を含む): 36062817408

約数和(自身を除く): 15263875023

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 1831, 2535, 4481, 5493, 9155, 13443, 22405, 23803, 27465, 58253, 67215, 71409, 119015, 174759, 291265, 309439, 357045, 757289, 873795, 928317, 1547195, 2271867, 3786445, 4641585, 8204711, 11359335, 24614133, 41023555, 106661243, 123070665, 319983729, 533306215, 1386596159, 1599918645, 4159788477, 6932980795, 20798942385]

約数ペア:

[(1, 20798942385), (3, 6932980795), (5, 4159788477), (13, 1599918645), (15, 1386596159), (39, 533306215), (65, 319983729), (169, 123070665), (195, 106661243), (507, 41023555), (845, 24614133), (1831, 11359335), (2535, 8204711), (4481, 4641585), (5493, 3786445), (9155, 2271867), (13443, 1547195), (22405, 928317), (23803, 873795), (27465, 757289), (58253, 357045), (67215, 309439), (71409, 291265), (119015, 174759)]