19949466873

素因数分解:

$3^1\times 7^3\times {\mathrm{347}}^1\times {\mathrm{55871}}^1$

素因数の和:56242

約数の個数: 32

約数和(自身を含む): 31109529600

約数和(自身を除く): 11160062727

約数列:

[1, 3, 7, 21, 49, 147, 343, 347, 1029, 1041, 2429, 7287, 17003, 51009, 55871, 119021, 167613, 357063, 391097, 1173291, 2737679, 8213037, 19163753, 19387237, 57491259, 58161711, 135710659, 407131977, 949974613, 2849923839, 6649822291, 19949466873]

約数ペア:

[(1, 19949466873), (3, 6649822291), (7, 2849923839), (21, 949974613), (49, 407131977), (147, 135710659), (343, 58161711), (347, 57491259), (1029, 19387237), (1041, 19163753), (2429, 8213037), (7287, 2737679), (17003, 1173291), (51009, 391097), (55871, 357063), (119021, 167613)]