20162931237

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{857}}^1\times {\mathrm{4091}}^1$

素因数の和:5031

約数の個数: 40

約数和(自身を含む): 30587274432

約数和(自身を除く): 10424343195

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 857, 1917, 2571, 4091, 5751, 7713, 12273, 23139, 36819, 60847, 69417, 110457, 182541, 290461, 331371, 547623, 871383, 1642869, 2614149, 3505987, 4928607, 7842447, 10517961, 23527341, 31553883, 94661649, 248925077, 283984947, 746775231, 2240325693, 6720977079, 20162931237]

約数ペア:

[(1, 20162931237), (3, 6720977079), (9, 2240325693), (27, 746775231), (71, 283984947), (81, 248925077), (213, 94661649), (639, 31553883), (857, 23527341), (1917, 10517961), (2571, 7842447), (4091, 4928607), (5751, 3505987), (7713, 2614149), (12273, 1642869), (23139, 871383), (36819, 547623), (60847, 331371), (69417, 290461), (110457, 182541)]